UCEPROTECT L1
51.68.87.81 is listed on the UCEPROTECT L1 blacklist.
Description: UCEPROTECT-NETWORK list of spam IPs.
Type of feed:
primary (
feed detail page)
Last checked at:
2024-12-22 16:45:00.529000
Was present on blacklist at:
2024-12-18 00:45,
2024-12-18 08:45,
2024-12-18 16:45,
2024-12-19 00:45,
2024-12-19 08:45,
2024-12-19 16:45,
2024-12-20 00:45,
2024-12-20 08:45,
2024-12-20 16:45,
2024-12-21 00:45,
2024-12-21 08:45,
2024-12-21 16:45,
2024-12-22 00:45,
2024-12-22 08:45,
2024-12-22 16:45
Spamhaus SBL CSS
51.68.87.81 is listed on the Spamhaus SBL CSS blacklist.
Description: The Spamhaus CSS is part of the SBL. CSS listings will have return code 127.0.0.3 to differentiate from regular SBL listings, which have return code 127.0.0.2.
Type of feed:
secondary (DNSBL) (
feed detail page)
Last checked at:
2024-12-18 01:02:25.739000
Was present on blacklist at:
2024-12-18 01:02
Spamhaus XBL CBL
51.68.87.81 is listed on the Spamhaus XBL CBL blacklist.
Description: The Spamhaus Exploits Block List (XBL) is a realtime database of IP addresses of hijacked PCs infected by illegal 3rd party exploits, including open proxies, worms/viruses with built-in spam engines, and other types of trojan-horse exploits.
Type of feed:
secondary (DNSBL) (
feed detail page)
Last checked at:
2024-12-18 01:02:25.739000
Was present on blacklist at:
2024-12-18 01:02
Spamhaus PBL
51.68.87.81 is listed on the Spamhaus PBL blacklist.
Description: The Spamhaus PBL is a DNSBL database of end-user IP address ranges which should not be delivering unauthenticated SMTP email to any Internet mail server except those provided for specifically by an ISP for that customer's use.
Type of feed:
secondary (DNSBL) (
feed detail page)
Last checked at:
2024-12-18 01:02:25.739000
Was present on blacklist at:
2024-12-18 01:02
SpamCop
51.68.87.81 is listed on the SpamCop blacklist.
Description: The SpamCop Blocking List (SCBL) lists IP addresses which have transmitted reported email to SpamCop users.
Type of feed:
secondary (DNSBL) (
feed detail page)
Last checked at:
2024-12-18 01:02:25.739000
Was present on blacklist at:
2024-12-18 01:02
FireHOL anonymizers
51.68.87.81 is listed on the FireHOL anonymizers blacklist.
Description: List of anonymizing IPs, aggregated from multiple lists by FireHOL.
Type of feed:
secondary (
feed detail page)
Last checked at:
2024-12-22 00:13:18
Was present on blacklist at:
2024-12-18 00:12,
2024-12-19 00:11,
2024-12-20 00:11,
2024-12-21 00:14,
2024-12-22 00:13
