DataPlane SMTP data
66.63.187.221 is listed on the DataPlane SMTP data blacklist.
Description: DataPlane.org is a community-powered Internet data, feeds,<br>and measurement resource for operators, by operators. IP addresses that <br>have been identified as SMTP clients sending unsolicited DATA commands.
Type of feed:
primary (
feed detail page)
Last checked at:
2025-04-30 02:10:05.442000
Was present on blacklist at:
2025-04-17 18:10,
2025-04-17 22:10,
2025-04-18 02:10,
2025-04-18 06:10,
2025-04-18 10:10,
2025-04-18 14:10,
2025-04-18 18:10,
2025-04-18 22:10,
2025-04-19 02:10,
2025-04-19 06:10,
2025-04-19 10:10,
2025-04-19 14:10,
2025-04-19 18:10,
2025-04-19 22:10,
2025-04-20 02:10,
2025-04-20 06:10,
2025-04-20 10:10,
2025-04-20 14:10,
2025-04-20 18:10,
2025-04-20 22:10,
2025-04-21 02:10,
2025-04-21 06:10,
2025-04-21 10:10,
2025-04-21 14:10,
2025-04-21 18:10,
2025-04-21 22:10,
2025-04-22 02:10,
2025-04-22 06:10,
2025-04-22 10:10,
2025-04-22 14:10,
2025-04-22 18:10,
2025-04-22 22:10,
2025-04-23 02:10,
2025-04-23 06:10,
2025-04-23 10:10,
2025-04-23 14:10,
2025-04-23 18:10,
2025-04-23 22:10,
2025-04-24 02:10,
2025-04-24 06:10,
2025-04-24 10:10,
2025-04-24 14:10,
2025-04-24 18:10,
2025-04-24 22:10,
2025-04-25 02:10,
2025-04-25 06:10,
2025-04-25 10:10,
2025-04-25 14:10,
2025-04-25 18:10,
2025-04-25 22:10,
2025-04-26 02:10,
2025-04-26 06:10,
2025-04-26 10:10,
2025-04-26 14:10,
2025-04-26 18:10,
2025-04-26 22:10,
2025-04-27 02:10,
2025-04-27 06:10,
2025-04-27 10:10,
2025-04-27 14:10,
2025-04-27 18:10,
2025-04-27 22:10,
2025-04-28 02:10,
2025-04-28 06:10,
2025-04-28 10:10,
2025-04-28 14:10,
2025-04-28 18:10,
2025-04-28 22:10,
2025-04-29 02:10,
2025-04-29 06:10,
2025-04-29 10:10,
2025-04-29 14:10,
2025-04-29 18:10,
2025-04-29 22:10,
2025-04-30 02:10
Spamhaus SBL
66.63.187.221 is listed on the Spamhaus SBL blacklist.
Description: The Spamhaus Block List ("SBL") Advisory is a database of IP addresses from which Spamhaus does not recommend the acceptance of electronic mail.
Type of feed:
secondary (DNSBL) (
feed detail page)
Last checked at:
2025-04-24 18:10:40.677000
Was present on blacklist at:
2025-04-17 18:10,
2025-04-24 18:10
Spamhaus DROP
66.63.187.221 is listed on the Spamhaus DROP blacklist.
Description: Spamhaus DROP (Don't Route Or Peer) list. Netblocks controlled by spammers or cyber criminals. The DROP lists are a tiny subset of the SBL, designed for use by firewalls and routing equipment to filter out the malicious traffic from these netblocks.
Type of feed:
secondary (DNSBL) (
feed detail page)
Last checked at:
2025-04-24 18:10:40.677000
Was present on blacklist at:
2025-04-17 18:10,
2025-04-24 18:10
DataPlane SMTP greeting
66.63.187.221 is listed on the DataPlane SMTP greeting blacklist.
Description: DataPlane.org is a community-powered Internet data, feeds,<br>and measurement resource for operators, by operators. IPs that are<br>identified as SMTP clients issuing unsolicited HELO or EHLO commands.
Type of feed:
primary (
feed detail page)
Last checked at:
2025-04-30 02:10:01.105000
Was present on blacklist at:
2025-04-17 18:10,
2025-04-17 22:10,
2025-04-18 02:10,
2025-04-18 06:10,
2025-04-18 10:10,
2025-04-18 14:10,
2025-04-18 18:10,
2025-04-18 22:10,
2025-04-19 02:10,
2025-04-19 06:10,
2025-04-19 10:10,
2025-04-19 14:10,
2025-04-19 18:10,
2025-04-19 22:10,
2025-04-20 02:10,
2025-04-20 06:10,
2025-04-20 10:10,
2025-04-20 14:10,
2025-04-20 18:10,
2025-04-20 22:10,
2025-04-21 02:10,
2025-04-21 06:10,
2025-04-21 10:10,
2025-04-21 14:10,
2025-04-21 18:10,
2025-04-21 22:10,
2025-04-22 02:10,
2025-04-22 06:10,
2025-04-22 10:10,
2025-04-22 14:10,
2025-04-22 18:10,
2025-04-22 22:10,
2025-04-23 02:10,
2025-04-23 06:10,
2025-04-23 10:10,
2025-04-23 14:10,
2025-04-23 18:10,
2025-04-23 22:10,
2025-04-24 02:10,
2025-04-24 06:10,
2025-04-24 10:10,
2025-04-24 14:10,
2025-04-24 18:10,
2025-04-24 22:10,
2025-04-25 02:10,
2025-04-25 06:10,
2025-04-25 10:10,
2025-04-25 14:10,
2025-04-25 18:10,
2025-04-25 22:10,
2025-04-26 02:10,
2025-04-26 06:10,
2025-04-26 10:10,
2025-04-26 14:10,
2025-04-26 18:10,
2025-04-26 22:10,
2025-04-27 02:10,
2025-04-27 06:10,
2025-04-27 10:10,
2025-04-27 14:10,
2025-04-27 18:10,
2025-04-27 22:10,
2025-04-28 02:10,
2025-04-28 06:10,
2025-04-28 10:10,
2025-04-28 14:10,
2025-04-28 18:10,
2025-04-28 22:10,
2025-04-29 02:10,
2025-04-29 06:10,
2025-04-29 10:10,
2025-04-29 14:10,
2025-04-29 18:10,
2025-04-29 22:10,
2025-04-30 02:10
UCEPROTECT L1
66.63.187.221 is listed on the UCEPROTECT L1 blacklist.
Description: UCEPROTECT-NETWORK list of spam IPs.
Type of feed:
primary (
feed detail page)
Last checked at:
2025-04-26 07:45:00.655000
Was present on blacklist at:
2025-04-19 07:45,
2025-04-19 15:45,
2025-04-19 23:45,
2025-04-20 07:45,
2025-04-20 15:45,
2025-04-20 23:45,
2025-04-21 07:45,
2025-04-21 15:45,
2025-04-21 23:45,
2025-04-22 07:45,
2025-04-22 15:45,
2025-04-22 23:45,
2025-04-23 07:45,
2025-04-23 15:45,
2025-04-23 23:45,
2025-04-24 07:45,
2025-04-24 15:45,
2025-04-24 23:45,
2025-04-25 07:45,
2025-04-25 15:45,
2025-04-25 23:45,
2025-04-26 07:45
Spamhaus SBL CSS
66.63.187.221 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:
2025-04-24 18:10:40.677000
Was present on blacklist at:
2025-04-24 18:10
Spamhaus XBL CBL
66.63.187.221 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:
2025-04-24 18:10:40.677000
Was present on blacklist at:
2025-04-24 18:10
Turris greylist
66.63.187.221 is listed on the Turris greylist blacklist.
Description: Greylist is the output of the Turris research project by CZ.NIC,<br>which collects data of malicious IPs.
Type of feed:
primary (
feed detail page)
Last checked at:
2025-04-29 21:15:00.179000
Was present on blacklist at:
2025-04-26 21:15,
2025-04-29 21:15
