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RBL Details to Cymru Fullbogon IPv4 List

Id 667
R.I.P. 0
Private 0
Name Cymru Fullbogon IPv4 List
DNS Zone v4.fullbogons.cymru.com
IPv4 1
IPv6 0
Domain/URI 0
Type b
URL https://www.team-cymru.com/bogon-reference-dns
Has only TXT records 0
Comment
Last failed timestamp (UTC) 2026-07-15 17:01:26
Last nameserver check (UTC) 2026-07-19 02:31:00
Nameservers
  • bogon-ns1.cymru.com
  • bogon-ns2.cymru.com
  • bogon-ns3.cymru.com

Testentries

See also RFC 5782
Testentry Type (presence) Data of the last response Last verdict Last success timestamp (UTC) Last failed timestamp (UTC)
127.0.0.1 must_not
A:
  • 127.0.0.2 (TTL=21600)
TXT:
  • 127.0.0.0/8
failed 2014-02-12 05:43:49 2026-07-19 02:31:01
127.0.0.2 must
A:
  • 127.0.0.2 (TTL=21600)
TXT:
  • 127.0.0.0/8
success 2026-07-19 02:31:01 2019-09-26 02:49:09

Last listed entries found

Masked RC Listed entry Response return code Response TXT record Timestamp (UTC)
127.0.0.2 192.168.1.33 127.0.0.2
  • 192.168.0.0/16
 2026-07-19 07:56:56
192.168.122.1 127.0.0.2
  • 192.168.0.0/16
 2026-07-18 21:01:59
100.88.255.1 127.0.0.2
  • 100.64.0.0/10
 2026-07-18 21:00:03
169.254.169.254 127.0.0.2
  • 169.254.0.0/16
 2026-07-18 06:52:30
10.2.49.64 127.0.0.2
  • 10.0.0.0/8
 2026-07-17 15:54:50
192.168.10.97 127.0.0.2
  • 192.168.0.0/16
 2026-07-17 15:19:55
127.0.0.1 127.0.0.2
  • 127.0.0.0/8
 2026-07-17 12:56:02
172.25.208.1 127.0.0.2
  • 172.16.0.0/12
 2026-07-17 12:50:38
100.72.16.120 127.0.0.2
  • 100.64.0.0/10
 2026-07-17 12:47:23
192.168.1.100 127.0.0.2
  • 192.168.0.0/16
 2026-07-17 11:44:13