The Story of a DNS Retrieval

Below is edited and commented output from a snoop trace, captured using script.

Script started on Sat 17 Feb 2001 11:12:47 AM EST
bart:~>	snoop -v port 53
Using device /dev/hme (promiscuous mode)

Asking for www.fokus.gmd.de at b.root-servers.net

Query

IP:   ----- IP Header -----
IP:   
IP:   Source address = 128.59.19.191, bart.cs.columbia.edu
IP:   Destination address = 128.9.0.107, b.root-servers.net
IP:   
UDP:  ----- UDP Header -----
UDP:  
UDP:  Source port = 33166
UDP:  Destination port = 53 (DNS)
UDP:  Length = 42 
UDP:  Checksum = 059F 
UDP:  
DNS:  ----- DNS Header -----
DNS:  
DNS:  Query ID = 9571
DNS:  Opcode: Query
DNS:  RD (Recursion Desired) 
DNS:  1 question(s)
DNS:      Domain Name: www.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:  

Response

IP:   ----- IP Header -----
IP:   
IP:   Source address = 128.9.0.107, b.root-servers.net
IP:   Destination address = 128.59.19.191, bart.cs.columbia.edu
IP:   
UDP:  ----- UDP Header -----
UDP:  
UDP:  Source port = 53
UDP:  Destination port = 33166 
UDP:  Length = 293 
UDP:  Checksum = F2D2 
UDP:  
DNS:  ----- DNS Header -----
DNS:  
DNS:  Response ID = 9571
DNS:  
DNS:  Response Code: 0 (OK)
DNS:  Reply to 1 question(s)
DNS:      Domain Name: www.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:  
DNS:  0 answer(s)
DNS:  6 name server resource(s)
DNS:      Domain Name: de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 172800
DNS:      Authoritative Name Server: AUTH03.NS.DE.UU.NET.
DNS:  
DNS:      Domain Name: de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 172800
DNS:      Authoritative Name Server: DNS.DENIC.de.
DNS:  
DNS:      Domain Name: de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 172800
DNS:      Authoritative Name Server: SUNIC.SUNET.SE.
DNS:  
DNS:      Domain Name: de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 172800
DNS:      Authoritative Name Server: DNS.NIC.XLINK.NET.
DNS:  
DNS:      Domain Name: de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 172800
DNS:      Authoritative Name Server: SSS-AT.DENIC.de.
DNS:  
DNS:      Domain Name: de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 172800
DNS:      Authoritative Name Server: SSS-NL.DENIC.de.
DNS:  
DNS:  6 additional record(s)
DNS:      Domain Name: AUTH03.NS.DE.UU.NET.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 172800
DNS:      Address: 192.76.144.16
DNS:  
DNS:      Domain Name: DNS.DENIC.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 172800
DNS:      Address: 194.246.96.79
DNS:  
DNS:      Domain Name: SUNIC.SUNET.SE.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 172800
DNS:      Address: 192.36.125.2
DNS:  
DNS:      Domain Name: DNS.NIC.XLINK.NET.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 172800
DNS:      Address: 193.141.40.42
DNS:  
DNS:      Domain Name: SSS-AT.DENIC.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 172800
DNS:      Address: 193.171.255.34
DNS:  
DNS:      Domain Name: SSS-NL.DENIC.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 172800
DNS:      Address: 193.0.0.237
DNS:  

Request for dns.denic.de

IP:   ----- IP Header -----
IP:   
IP:   Source address = 128.59.19.191, bart.cs.columbia.edu
IP:   Destination address = 128.9.0.107, b.root-servers.net
IP:   
UDP:  ----- UDP Header -----
UDP:  
UDP:  Source port = 33167
UDP:  Destination port = 53 (DNS)
UDP:  Length = 38 
UDP:  Checksum = F636 
UDP:  
DNS:  ----- DNS Header -----
DNS:  
DNS:  Query ID = 9572
DNS:  Opcode: Query
DNS:  RD (Recursion Desired) 
DNS:  1 question(s)
DNS:      Domain Name: DNS.DENIC.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:  

Response for dns.denic.de

b.root-servers.net answers to provide the IP address of the server dns.denic.de, 194.246.96.79.

IP:   ----- IP Header -----
IP:   Source address = 128.9.0.107, b.root-servers.net
IP:   Destination address = 128.59.19.191, bart.cs.columbia.edu
IP:   
UDP:  ----- UDP Header -----
UDP:  
UDP:  Source port = 53
UDP:  Destination port = 33167 
UDP:  Length = 295 
UDP:  Checksum = 5833 
UDP:  
DNS:  ----- DNS Header -----
DNS:  
DNS:  Response ID = 9572
DNS:  
DNS:  Response Code: 0 (OK)
DNS:  Reply to 1 question(s)
DNS:      Domain Name: DNS.DENIC.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:  
DNS:  1 answer(s)
DNS:      Domain Name: DNS.DENIC.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 172800
DNS:      Address: 194.246.96.79
DNS:  
DNS:  6 name server resource(s)
DNS:      Domain Name: de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 172800
DNS:      Authoritative Name Server: AUTH03.NS.DE.UU.NET.
DNS:  
DNS:      Domain Name: de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 172800
DNS:      Authoritative Name Server: DNS.DENIC.de.
DNS:  
DNS:      Domain Name: de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 172800
DNS:      Authoritative Name Server: SUNIC.SUNET.SE.
DNS:  
DNS:      Domain Name: de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 172800
DNS:      Authoritative Name Server: DNS.NIC.XLINK.NET.
DNS:  
DNS:      Domain Name: de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 172800
DNS:      Authoritative Name Server: SSS-AT.DENIC.de.
DNS:  
DNS:      Domain Name: de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 172800
DNS:      Authoritative Name Server: SSS-NL.DENIC.de.
DNS:  
DNS:  6 additional record(s)
DNS:      Domain Name: AUTH03.NS.DE.UU.NET.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 172800
DNS:      Address: 192.76.144.16
DNS:  
DNS:      Domain Name: DNS.DENIC.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 172800
DNS:      Address: 194.246.96.79
DNS:  
DNS:      Domain Name: SUNIC.SUNET.SE.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 172800
DNS:      Address: 192.36.125.2
DNS:  
DNS:      Domain Name: DNS.NIC.XLINK.NET.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 172800
DNS:      Address: 193.141.40.42
DNS:  
DNS:      Domain Name: SSS-AT.DENIC.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 172800
DNS:      Address: 193.171.255.34
DNS:  
DNS:      Domain Name: SSS-NL.DENIC.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 172800
DNS:      Address: 193.0.0.237
DNS:  

Request for www.fokus.gmd.de at dns.denic.de

IP:   ----- IP Header -----
IP:   Source address = 128.59.19.191, bart.cs.columbia.edu
IP:   Destination address = 194.246.96.79, dns.denic.de
IP:   
UDP:  ----- UDP Header -----
UDP:  
UDP:  Source port = 33168
UDP:  Destination port = 53 (DNS)
UDP:  Length = 42 
UDP:  Checksum = 62C9 
UDP:  
DNS:  ----- DNS Header -----
DNS:  
DNS:  Query ID = 9573
DNS:  Opcode: Query
DNS:  RD (Recursion Desired) 
DNS:  1 question(s)
DNS:      Domain Name: www.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:  

Response for www.fokus.gmd.de at dns.denic.de

IP:   ----- IP Header -----
IP:   Source address = 128.59.19.191, bart.cs.columbia.edu
IP:   Destination address = 128.59.16.20, cs.columbia.edu
IP:   
UDP:  ----- UDP Header -----
UDP:  
UDP:  Source port = 33169
UDP:  Destination port = 53 (DNS)
UDP:  Length = 52 
UDP:  Checksum = B0C0 
UDP:  
DNS:  ----- DNS Header -----
DNS:  
DNS:  Query ID = 44075
DNS:  Opcode: Query
DNS:  RD (Recursion Desired) 
DNS:  1 question(s)
DNS:      Domain Name: 79.96.246.194.in-addr.arpa.
DNS:      Class: 1 (Internet)
DNS:      Type:  12 (Domain Name Pointer)
DNS:  

Response for www.fokus.gmd.de from dns.denic.de

Again, the server does not recurse, but rather provides a pointer to the server for gmd.de.

IP:   ----- IP Header -----
IP:   Source address = 194.246.96.79, dns.denic.de
IP:   Destination address = 128.59.19.191, bart.cs.columbia.edu
IP:   
UDP:  ----- UDP Header -----
UDP:  
UDP:  Source port = 53
UDP:  Destination port = 33168 
UDP:  Length = 144 
UDP:  Checksum = DC4C 
UDP:  
DNS:  ----- DNS Header -----
DNS:  
DNS:  Response ID = 9573
DNS:  
DNS:  Response Code: 0 (OK)
DNS:  Reply to 1 question(s)
DNS:      Domain Name: www.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:  
DNS:  0 answer(s)
DNS:  3 name server resource(s)
DNS:      Domain Name: gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 86400
DNS:      Authoritative Name Server: dns.gmd.de.
DNS:  
DNS:      Domain Name: gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 86400
DNS:      Authoritative Name Server: dns2.gmd.de.
DNS:  
DNS:      Domain Name: gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 86400
DNS:      Authoritative Name Server: ws-lei1.win-ip.dfn.de.
DNS:  
DNS:  2 additional record(s)
DNS:      Domain Name: dns.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 86400
DNS:      Address: 129.26.8.82
DNS:  
DNS:      Domain Name: dns2.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 86400
DNS:      Address: 192.54.35.100
DNS:  
IP:   ----- IP Header -----
IP:   Source address = 128.59.16.20, cs.columbia.edu
IP:   Destination address = 128.59.19.191, bart.cs.columbia.edu
IP:   
UDP:  ----- UDP Header -----
UDP:  
UDP:  Source port = 53
UDP:  Destination port = 33170 
UDP:  Length = 207 
UDP:  Checksum = 9518 
UDP:  
DNS:  ----- DNS Header -----
DNS:  
DNS:  Response ID = 44076
DNS:  RA (Recursion Available) 
DNS:  Response Code: 0 (OK)
DNS:  Reply to 1 question(s)
DNS:      Domain Name: dns.denic.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:  
DNS:  1 answer(s)
DNS:      Domain Name: dns.denic.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 19210
DNS:      Address: 194.246.96.79
DNS:  
DNS:  4 name server resource(s)
DNS:      Domain Name: denic.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 19210
DNS:      Authoritative Name Server: dns3.denic.de.
DNS:  
DNS:      Domain Name: denic.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 19210
DNS:      Authoritative Name Server: dns2.denic.de.
DNS:  
DNS:      Domain Name: denic.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 19210
DNS:      Authoritative Name Server: sss-at.denic.de.
DNS:  
DNS:      Domain Name: denic.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 19210
DNS:      Authoritative Name Server: xlink1.xlink.net.
DNS:  
DNS:  4 additional record(s)
DNS:      Domain Name: dns3.denic.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 19210
DNS:      Address: 194.246.96.25
DNS:  
DNS:      Domain Name: dns2.denic.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 30982
DNS:      Address: 194.246.96.49
DNS:  
DNS:      Domain Name: sss-at.denic.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 19210
DNS:      Address: 193.171.255.34
DNS:  
DNS:      Domain Name: xlink1.xlink.net.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 171539
DNS:      Address: 193.141.40.1
DNS:  

Asking dns.denic.de for www.fokus.gmd.de

Query to dns.denic.de

IP:   ----- IP Header -----
IP:   Source address = 128.59.19.191, bart.cs.columbia.edu
IP:   Destination address = 194.246.96.79, dns.denic.de
IP:   
UDP:  ----- UDP Header -----
UDP:  
UDP:  Source port = 33171
UDP:  Destination port = 53 (DNS)
UDP:  Length = 36 
UDP:  Checksum = 562D 
UDP:  
DNS:  ----- DNS Header -----
DNS:  
DNS:  Query ID = 9574
DNS:  Opcode: Query
DNS:  RD (Recursion Desired) 
DNS:  1 question(s)
DNS:      Domain Name: dns.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:  

Response from dns.denic.de

IP:   ----- IP Header -----
IP:   Source address = 194.246.96.79, dns.denic.de
IP:   Destination address = 128.59.19.191, bart.cs.columbia.edu
IP:   
UDP:  ----- UDP Header -----
UDP:  
UDP:  Source port = 53
UDP:  Destination port = 33171 
UDP:  Length = 150 
UDP:  Checksum = B2AA 
UDP:  
DNS:  ----- DNS Header -----
DNS:  
DNS:  Response ID = 9574
DNS:  
DNS:  Response Code: 0 (OK)
DNS:  Reply to 1 question(s)
DNS:      Domain Name: dns.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:  
DNS:  1 answer(s)
DNS:      Domain Name: dns.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 86400
DNS:      Address: 129.26.8.82
DNS:  
DNS:  3 name server resource(s)
DNS:      Domain Name: gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 86400
DNS:      Authoritative Name Server: dns.gmd.de.
DNS:  
DNS:      Domain Name: gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 86400
DNS:      Authoritative Name Server: dns2.gmd.de.
DNS:  
DNS:      Domain Name: gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 86400
DNS:      Authoritative Name Server: ws-lei1.win-ip.dfn.de.
DNS:  
DNS:  2 additional record(s)
DNS:      Domain Name: dns.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 86400
DNS:      Address: 129.26.8.82
DNS:  
DNS:      Domain Name: dns2.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 86400
DNS:      Address: 192.54.35.100
DNS:  

Asking dns.gmd.de

Query

IP:   ----- IP Header -----
IP:   Source address = 128.59.19.191, bart.cs.columbia.edu
IP:   Destination address = 129.26.8.82, 129.26.8.82
IP:   
UDP:  ----- UDP Header -----
UDP:  
UDP:  Source port = 33172
UDP:  Destination port = 53 (DNS)
UDP:  Length = 42 
UDP:  Checksum = FC9C 
UDP:  
DNS:  ----- DNS Header -----
DNS:  
DNS:  Query ID = 9575
DNS:  Opcode: Query
DNS:  RD (Recursion Desired) 
DNS:  1 question(s)
DNS:      Domain Name: www.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:  

Response from 129.26.8.82

This server finally provides the answer we were looking for. www.fokus.gmd.de is actually a CNAME record and points to saturn.fokus.gmd.de, for which the server kindly provides the IP address.

IP:   ----- IP Header -----
IP:   Source address = 129.26.8.82, 129.26.8.82
IP:   Destination address = 128.59.19.191, bart.cs.columbia.edu
IP:   No options
IP:   
UDP:  ----- UDP Header -----
UDP:  
UDP:  Source port = 53
UDP:  Destination port = 33172 
UDP:  Length = 261 
UDP:  Checksum = 02B5 
UDP:  
DNS:  ----- DNS Header -----
DNS:  
DNS:  Response ID = 9575
DNS:  AA (Authoritative Answer) RA (Recursion Available) 
DNS:  Response Code: 0 (OK)
DNS:  Reply to 1 question(s)
DNS:      Domain Name: www.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:  
DNS:  2 answer(s)
DNS:      Domain Name: www.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  5 (Canonical Name)
DNS:      TTL (Time To Live): 86400
DNS:      Canonical Name: saturn.fokus.gmd.de.
DNS:  
DNS:      Domain Name: saturn.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 86400
DNS:      Address: 195.37.76.19
DNS:  
DNS:  3 name server resource(s)
DNS:      Domain Name: fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 86400
DNS:      Authoritative Name Server: gaia.fokus.gmd.de.
DNS:  
DNS:      Domain Name: fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 86400
DNS:      Authoritative Name Server: helios.fokus.gmd.de.
DNS:  
DNS:      Domain Name: fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  2 (Authoritative Name Server)
DNS:      TTL (Time To Live): 86400
DNS:      Authoritative Name Server: dns.gmd.de.
DNS:  
DNS:  7 additional record(s)
DNS:      Domain Name: gaia.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 86400
DNS:      Address: 193.174.154.10
DNS:  
DNS:      Domain Name: helios.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 86400
DNS:      Address: 193.175.132.5
DNS:  
DNS:      Domain Name: helios.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 86400
DNS:      Address: 193.175.133.5
DNS:  
DNS:      Domain Name: helios.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 86400
DNS:      Address: 193.175.135.5
DNS:  
DNS:      Domain Name: helios.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 86400
DNS:      Address: 195.37.78.5
DNS:  
DNS:      Domain Name: helios.fokus.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 86400
DNS:      Address: 193.174.154.5
DNS:  
DNS:      Domain Name: dns.gmd.de.
DNS:      Class: 1 (Internet)
DNS:      Type:  1 (Address)
DNS:      TTL (Time To Live): 86400
DNS:      Address: 129.26.8.82
DNS:  

Internet Technical Notes and Resources
Last updated by Henning Schulzrinne