PSBL
81.23.0.52 is listed on the PSBL blacklist.
Description: The Passive Spam Block List uses the Spamikaze software to detect spam IPs.
Type of feed:
primary (
feed detail page)
Last checked at:
2025-06-27 23:45:00.527000
Was present on blacklist at:
2025-06-27 15:45,
2025-06-27 23:45
Spamhaus SBL CSS
81.23.0.52 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:
2025-06-27 15:55:02.248000
Was present on blacklist at:
2025-06-27 15:55
SpamCop
81.23.0.52 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:
2025-06-27 15:55:02.248000
Was present on blacklist at:
2025-06-27 15:55
UCEPROTECT L1
81.23.0.52 is listed on the UCEPROTECT L1 blacklist.
Description: UCEPROTECT-NETWORK list of spam IPs.
Type of feed:
primary (
feed detail page)
Last checked at:
2025-06-27 23:45:00.765000
Was present on blacklist at:
2025-06-27 15:45,
2025-06-27 23:45
