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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) 2026-11-12 13:40:45
Last nameserver check (UTC) 2026-11-13 01:30:36
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 2026-11-13 01:30:36
127.0.0.2 must
A:
  • 127.0.0.2 (TTL=21600)
TXT:
  • 127.0.0.0/8
success 2026-11-13 01:30:36 2019-09-26 02:49:09

Last listed entries found

Masked RC Listed entry Response return code Response TXT record Timestamp (UTC)
127.0.0.2 192.168.3.175 127.0.0.2
  • 192.168.0.0/16
 2026-11-13 02:51:22
172.16.227.127 127.0.0.2
  • 172.16.0.0/12
 2026-11-12 15:10:07
127.0.0.2 127.0.0.2
  • 127.0.0.0/8
 2026-11-12 12:01:16
192.168.1.122 127.0.0.2
  • 192.168.0.0/16
 2026-11-11 15:39:14
10.4.36.107 127.0.0.2
  • 10.0.0.0/8
 2026-11-11 09:45:35
10.0.0.71 127.0.0.2
  • 10.0.0.0/8
 2026-11-10 23:43:48
172.20.255.78 127.0.0.2
  • 172.16.0.0/12
 2026-11-10 22:31:48
10.8.1.229 127.0.0.2
  • 10.0.0.0/8
 2026-11-10 22:04:44
172.16.40.106 127.0.0.2
  • 172.16.0.0/12
 2026-11-10 17:38:41
100.99.23.130 127.0.0.2
  • 100.64.0.0/10
 2026-11-10 16:34:28