CF1759032034140-tsm20250927195623

NSLIST.NET - smtp.tcrelay.net

Search for IP or hostnames:

smtp.tcrelay.net checked at 2025-09-28T04:00:34.127Z 258ms 38/38/38 100% R:18

smtp.tcrelay.net

A62.172.48.248🇬🇧 BTnet (BT's UK IP Network - AS2856)
PTRhubrelay-rd.bt.com
A212.140.88.215🇬🇧 BTnet (BT's UK IP Network - AS2856)
PTRhubrelay-rd.bt.com
A217.32.182.70🇬🇧 BTnet (BT's UK IP Network - AS2856)
PTRhubrelay-rd.bt.com

tcrelay.net

NSns0.bt.net
NSns1.bt.net
NSns2.bt.net
MXsmtp.tcrelay.net

MX for

Starts with same word

Starts similarily

AI analysis

smtp.tcrelay.net serves as the mail server for cnelab.bt.co.uk, hp.bt.co.uk, rio.bt.com, selfcare.bt.com and ip.bt.co.uk, plus several other domains.

smtp.intra.bt.com often serves as a mail server in conjunction with smtp.tcrelay.net.

smtp.tcrelay.net points to three IP numbers: 62.172.48.248, 212.140.88.215 and 217.32.182.70.

Other host names, for instance hubrelay-rd.bt.com share IP numbers with smtp.tcrelay.net.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

plglEwT CF johedugfp 2025-09-28