mail.nullfxn.com - robtex.com

mail.nullfxn.com

DNSSEC⚠️ Not signed
A2600:3c02::f03c:93ff:fecc:ddcc🇺🇸 AKAMAI-LINODE-AP2600:3c02::/32 Akamai Technologies
A139.144.25.192🇺🇸 AKAMAI-LINODE-AP139.144.16.0/20 Akamai Technologies

nullfxn.com

DNSSEC⚠️ Not signed
A2600:3c02::f03c:93ff:fecc:ddcc🇺🇸 AKAMAI-LINODE-AP2600:3c02::/32 Akamai Technologies
A139.144.25.192🇺🇸 AKAMAI-LINODE-AP139.144.16.0/20 Akamai Technologies
NSns1.linode.com ⭐
NSns2.linode.com
NSns3.linode.com
NSns4.linode.com
NSns5.linode.com
MXmail.nullfxn.com ⭐
SOAns1.linode.comcharris5@gmail.com serial=2021000007

MX for

nullfxn.com

Same first word

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DNS History

4 records (2 active, 2 former)

201820192020202120222023202420252026A139.144.25.1922600:3c02::f03c:93ff:fecc:ddcc198.74.54.172600:3c02::f03c:91ff:fe70:a49c
●A139.144.25.1922026-07-28 → 2026-07-30 · 3 obs
○ 2017-01-30 09:37:18
● 2026-07-28 08:23:16
● 2026-07-30 00:17:42
○A198.74.54.172017-01-30 → 2017-01-30 · 3 obs
● 2017-01-30 09:37:18
○ 2026-07-28 08:23:16
○ 2026-07-30 00:17:42
○A2600:3c02::f03c:91ff:fe70:a49c2017-01-30 → 2017-01-30 · 3 obs
● 2017-01-30 09:37:18
○ 2026-07-28 08:23:16
○ 2026-07-30 00:17:42
●A2600:3c02::f03c:93ff:fecc:ddcc2026-07-28 → 2026-07-30 · 3 obs
○ 2017-01-30 09:37:18
● 2026-07-28 08:23:16
● 2026-07-30 00:17:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net...-
nullfxn.comns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com...10 records

✅ Authoritative Response

Server:92.123.94.2

NS records: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com, ns5.linode.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nullfxn.com (unsigned zone)

⏱️ Timing

Total: 148ms | Queries: -

📄 Records

TypeCountSample Data
A1139.144.25.192
AAAA12600:3c02::f03c:93ff:fecc:ddcc

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns1.linode.com, ns1.linode.com, ns2.linode.com...)

Analysis

Mail Server Role

mail.nullfxn.com is a mail server for nullfxn.com.

IP Addresses

mail.nullfxn.com directs to two IP numbers, 139.144.25.192 and 2600:3c02::f03c:93ff:fecc:ddcc

Other host names share IP numbers with mail.nullfxn.com; nullfxn.com is one such example.