I suspect that this topic for an exchange site (RektEx) is engaged into illegal bumping.
You'll notice that most of them have registered & posted a single/few message on a short span of time. Also, some of their "last active" is in continuation to the next poster's registered time.
Here is the details:OP:RektEx
https://bitcointalk.org/index.php?action=profile;u=1613458Legend:Name
Registered Time
Last Active Time
Profile link
ajzc
February 13, 2018, 11:05:28 PM
February 13, 2018, 11:24:10 PM
https://bitcointalk.org/index.php?action=profile;u=1833551sparkinator
February 13, 2018, 11:25:26 PM
February 13, 2018, 11:27:59 PM
https://bitcointalk.org/index.php?action=profile;u=1833587retckgg
February 13, 2018, 11:30:32 PM
February 13, 2018, 11:34:16 PM
https://bitcointalk.org/index.php?action=profile;u=1833598chapss
February 13, 2018, 11:34:57 PM
February 13, 2018, 11:38:52 PM
https://bitcointalk.org/index.php?action=profile;u=1833605The Zman
February 14, 2018, 01:11:59 AM
February 14, 2018, 01:16:32 AM
https://bitcointalk.org/index.php?action=profile;u=1833771PeachesandCream
February 14, 2018, 01:22:11 AM
February 14, 2018, 01:26:16 AM
https://bitcointalk.org/index.php?action=profile;u=1833792goin goin
February 14, 2018, 01:26:05 AM
February 14, 2018, 01:28:16 AM
https://bitcointalk.org/index.php?action=profile;u=1833796Mr. Still
February 14, 2018, 01:27:22 AM
February 14, 2018, 01:30:57 AM
https://bitcointalk.org/index.php?action=profile;u=1833799okokokok Knock
February 14, 2018, 01:30:03 AM
February 14, 2018, 01:39:21 AM
https://bitcointalk.org/index.php?action=profile;u=1833801kdradon
February 14, 2018, 01:39:58 AM
February 14, 2018, 01:41:18 AM
https://bitcointalk.org/index.php?action=profile;u=1833820GodFathers Godfather
February 14, 2018, 01:37:10 AM
February 14, 2018, 02:01:49 AM
https://bitcointalk.org/index.php?action=profile;u=1833814rogerthat 101
February 14, 2018, 01:43:47 AM
February 14, 2018, 01:46:06 AM
https://bitcointalk.org/index.php?action=profile;u=1833827P Car
February 14, 2018, 12:38:44 PM
February 14, 2018, 01:49:32 PM
https://bitcointalk.org/index.php?action=profile;u=1835346ttylero
February 14, 2018, 02:00:09 PM
February 14, 2018, 02:13:47 PM
https://bitcointalk.org/index.php?action=profile;u=1835620jennnaa
February 14, 2018, 02:14:19 PM
February 14, 2018, 02:22:05 PM
https://bitcointalk.org/index.php?action=profile;u=1835672finished com
February 14, 2018, 02:23:51 PM
February 14, 2018, 02:46:42 PM
https://bitcointalk.org/index.php?action=profile;u=1835712VERITYCHAIN
February 16, 2018, 03:17:42 PM
February 16, 2018, 03:49:51 PM
https://bitcointalk.org/index.php?action=profile;u=1843406ryspeak
February 16, 2018, 04:07:20 PM
February 16, 2018, 04:59:28 PM
https://bitcointalk.org/index.php?action=profile;u=1843597Nahid22
February 16, 2018, 07:37:52 PM
February 16, 2018, 08:13:21 PM
https://bitcointalk.org/index.php?action=profile;u=1844327Fuego156
February 17, 2018, 07:38:31 AM
February 17, 2018, 07:51:02 AM
https://bitcointalk.org/index.php?action=profile;u=1846114Spearhead102
February 17, 2018, 11:09:40 AM
February 17, 2018, 11:56:41 AM
https://bitcointalk.org/index.php?action=profile;u=1846808Kabiir
February 17, 2018, 07:20:28 PM
February 17, 2018, 07:24:51 PM
https://bitcointalk.org/index.php?action=profile;u=1848553Archive
1st page -
http://archive.is/MVmrE2nd page -
http://archive.is/gJkTM