PSBL
66.55.77.121 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:
2026-04-05 15:45:00.213000
Was present on blacklist at:
2026-03-30 07:45,
2026-03-30 15:45,
2026-03-30 23:45,
2026-03-31 07:45,
2026-03-31 15:45,
2026-03-31 23:45,
2026-04-01 07:45,
2026-04-01 15:45,
2026-04-01 23:45,
2026-04-02 07:45,
2026-04-02 15:45,
2026-04-02 23:45,
2026-04-03 07:45,
2026-04-03 15:45,
2026-04-03 23:45,
2026-04-04 07:45,
2026-04-04 15:45,
2026-04-04 23:45,
2026-04-05 07:45,
2026-04-05 15:45
Spamhaus SBL CSS
66.55.77.121 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:
2026-03-30 07:49:47.827000
Was present on blacklist at:
2026-03-30 07:49
SpamCop
66.55.77.121 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:
2026-03-30 07:49:47.827000
Was present on blacklist at:
2026-03-30 07:49
UCEPROTECT L1
66.55.77.121 is listed on the UCEPROTECT L1 blacklist.
Description: UCEPROTECT-NETWORK list of spam IPs.
Type of feed:
primary (
feed detail page)
Last checked at:
2026-04-05 15:45:01.190000
Was present on blacklist at:
2026-03-30 07:45,
2026-03-30 15:45,
2026-03-30 23:45,
2026-03-31 07:45,
2026-03-31 15:45,
2026-03-31 23:45,
2026-04-01 07:45,
2026-04-01 15:45,
2026-04-01 23:45,
2026-04-02 07:45,
2026-04-02 15:45,
2026-04-02 23:45,
2026-04-03 07:45,
2026-04-03 15:45,
2026-04-03 23:45,
2026-04-04 07:45,
2026-04-04 15:45,
2026-04-04 23:45,
2026-04-05 07:45,
2026-04-05 15:45
