CF1759082463370-tsm20250927195623

NSLIST.NET - mail-1b.dshield.org

Search for IP or hostnames:

mail-1b.dshield.org checked at 2025-09-28T18:01:03.358Z 156ms 43/43/43 100% R:8

mail-1b.dshield.org

A66.35.60.132🇺🇸 AS62669
PTRmail-1b.dshield.org

dshield.org

MXmail-1a.dshield.org
MXmail-1b.dshield.org
NSivy.ns.cloudflare.com
NSjeff.ns.cloudflare.com
A2606:4700:20::681a:20f 🇺🇸 Cloudflare
A2606:4700:20::681a:30f 🇺🇸 Cloudflare
A2606:4700:20::ac43:46c3 🇺🇸 Cloudflare
A104.26.2.15 Cloudflare
A104.26.3.15 Cloudflare
A172.67.70.195🇺🇸 Cloudflare
rank #144993 globally
rank #13256 in the tld

PTR for

MX for

AI analysis

mail-1b.dshield.org serves mail for isc.sans.edu, dshield.org and isc.sans.org.

mail-1a.dshield.org commonly serves as a mail server along with mail-1b.dshield.org.

mail-1b.dshield.org points to an IP address: 66.35.60.132.

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

qTmteTA CF johedugfp 2025-09-28