Cereal2 · Network

Attacks observed on Hoatoc company limited (AS63735)

Cereal2 attack observations affecting AS63735 Hoatoc company limited: targeted prefixes, attack methods, destination ports, and timing over the last 30 days.

34 observations · Last 30 days · Latest observation 2026-10-10 08:46:39 UTC

Most affected countries

Vietnam34

Most observed methods

Raw IPv4/TCP packet flood variant 225
RakNet unconnected-ping flood3
Small randomized UDP datagram flood2
Raw IPv4/TCP packet flood variant 11
TCP connection and session-pool flood variant 11
Configurable custom-payload UDP flood1
UDP flood with minimal datagrams (default 1-byte payload)1

Recent observations

2026-10-10 08:46:39 UTCRaw IPv4/TCP packet flood variant 2103.206.217.237/32TCP/66611mVietnam
2026-10-10 07:49:30 UTCRaw IPv4/TCP packet flood variant 2103.206.217.237/32TCP/66611mVietnam
2026-10-10 07:38:19 UTCRaw IPv4/TCP packet flood variant 2103.206.217.237/32TCP/66611mVietnam
2026-10-10 07:24:01 UTCRaw IPv4/TCP packet flood variant 2103.206.217.237/32TCP/66611mVietnam
2026-10-09 21:25:06 UTCRaw IPv4/TCP packet flood variant 2103.206.217.197/32TCP/66611mVietnam
2026-10-08 17:26:57 UTCRaw IPv4/TCP packet flood variant 2103.206.219.141/32TCP/66611mVietnam
2026-10-08 14:52:20 UTCRaw IPv4/TCP packet flood variant 2103.206.219.141/32TCP/66611mVietnam
2026-10-08 14:28:25 UTCRaw IPv4/TCP packet flood variant 2103.206.219.141/32TCP/66611mVietnam
2026-10-08 13:35:55 UTCRaw IPv4/TCP packet flood variant 2103.206.219.141/32TCP/66611mVietnam
2026-10-08 02:52:05 UTCSmall randomized UDP datagram flood103.206.218.224/32UDP/224641mVietnam
2026-10-08 02:47:28 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224641mVietnam
2026-10-08 02:44:24 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224611mVietnam
2026-10-08 02:40:59 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224611mVietnam
2026-10-08 02:36:43 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224641mVietnam
2026-10-08 02:33:39 UTCRaw IPv4/TCP packet flood variant 1103.206.218.224/32TCP/224641mVietnam
2026-10-08 02:31:07 UTCTCP connection and session-pool flood variant 1103.206.218.224/32TCP/224641mVietnam
2026-10-08 02:29:03 UTCRakNet unconnected-ping flood103.206.218.224/32UDP/224641mVietnam
2026-10-08 02:15:15 UTCSmall randomized UDP datagram flood103.206.218.224/32UDP/224641mVietnam
2026-10-08 02:07:35 UTCConfigurable custom-payload UDP flood103.206.218.224/32UDP/224641mVietnam
2026-10-08 02:04:31 UTCRakNet unconnected-ping flood103.206.218.224/32UDP/224641mVietnam
2026-10-08 02:01:27 UTCRakNet unconnected-ping flood103.206.218.224/32UDP/224641mVietnam
2026-10-08 01:58:23 UTCUDP flood with minimal datagrams (default 1-byte payload)103.206.218.224/32UDP/224641mVietnam
2026-10-08 01:49:12 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224641mVietnam
2026-10-08 01:46:07 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224641mVietnam
2026-10-08 01:43:03 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224641mVietnam
2026-10-08 01:38:28 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224641mVietnam
2026-10-07 20:00:41 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224641mVietnam
2026-10-07 19:57:36 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224641mVietnam
2026-10-07 19:53:00 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224641mVietnam
2026-10-07 19:49:56 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224641mVietnam
2026-10-07 19:23:52 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224641mVietnam
2026-10-07 18:44:01 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224641mVietnam
2026-10-07 18:21:00 UTCRaw IPv4/TCP packet flood variant 2103.206.218.224/32TCP/224641mVietnam
2026-10-07 18:07:46 UTCRaw IPv4/TCP packet flood variant 2103.206.219.141/32TCP/66611mVietnam

botnet.cl reports infrastructure it observed. An address appearing here identifies a target or a relay, not a person responsible for the attack.