mathscitech.org - dns.ninja

mathscitech.org

DNSSEC⚠️ Not signed
A173.254.30.144🇺🇸 EIGI173.254.30.0/23
PTRjust2041.justhost.com
NSns1.justhost.com ⭐ ⚠️ Not in parent delegation
A162.159.24.49Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.justhost.com
NSns1.pipedns.com ⚠️ Not in zone NS records
A162.159.24.49Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.justhost.com
NSns2.justhost.com ⚠️ Not in parent delegation
A162.159.25.241Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.justhost.com
NSns2.pipedns.com ⚠️ Not in zone NS records
A162.159.25.241Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.justhost.com
NSns3.pipedns.com ⚠️ Not in zone NS records
A162.159.25.241Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.justhost.com
MXmathscitech.org
A173.254.30.144🇺🇸 EIGI173.254.30.0/23
PTRjust2041.justhost.com
TXTv=spf1 ip4:44.202.169.39 ip4:173.254.30.144 a mx ~all
SOAns1.justhost.comroot@just2041.justhost.com 2025-11-10 #0

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1786682929

MX for

Same first word

DNS History

8 records (7 active, 1 former)

20162017201820192020202120222023202420252026NSns1.justhost.comns1.pipedns.comns2.justhost.comns2.pipedns.comns3.pipedns.comMXmathscitech.orgA173.254.30.14450.87.85.63
NSns1.justhost.com2026-02-25 → 2026-08-14 · 3 obs
○ 2015-05-26 00:44:24
● 2026-02-25 07:36:56
● 2026-08-14 05:15:40
NSns1.pipedns.com2015-05-26 → 2026-08-14 · 2 obs
● 2015-05-26 00:44:24
● 2026-08-14 05:15:40
NSns2.justhost.com2026-02-25 → 2026-08-14 · 3 obs
○ 2015-05-26 00:44:24
● 2026-02-25 07:36:56
● 2026-08-14 05:15:40
NSns2.pipedns.com2015-05-26 → 2026-08-14 · 2 obs
● 2015-05-26 00:44:24
● 2026-08-14 05:15:40
NSns3.pipedns.com2026-02-25 → 2026-08-14 · 3 obs
○ 2015-05-26 00:44:24
● 2026-02-25 07:36:56
● 2026-08-14 05:15:40
MXmathscitech.org2015-05-26 → 2026-08-14 · 2 obs
● 2015-05-26 00:44:24
● 2026-08-14 05:15:40
A173.254.30.1442026-02-25 → 2026-08-14 · 3 obs
○ 2017-04-06 15:01:32
● 2026-02-25 07:36:56
● 2026-08-14 05:15:40
A50.87.85.632015-05-26 → 2017-04-06 · 4 obs
● 2015-05-26 00:44:24
● 2017-04-06 15:01:32
○ 2026-02-25 07:36:56
○ 2026-08-14 05:15:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org-
mathscitech.orgns2.pipedns.com, ns1.pipedns.com, ns3.pipedns.com-

✅ Authoritative Response

Server:162.159.25.241

NS records: ns2.pipedns.com, ns1.pipedns.com, ns3.pipedns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathscitech.org (unsigned zone)

⏱️ Timing

Total: 293ms | Queries: -

📄 Records

TypeCountSample Data
A1173.254.30.144
NS2ns1.justhost.com, ns2.justhost.com
MX1mathscitech.org (pri: 0)
TXT1v=spf1 ip4:44.202.169.39 ip4:173.254.30.
SOA1ns1.justhost.com root.just2041.justhost.

Analysis

Mail Server Role

mathscitech.org acts as its own mail server.

IP Addresses

mathscitech.org points to a single IP number: 173.254.30.144.

Additional host names — terrilynnoliver.com, horanda.com, chiromedica.net and two others — share IP numbers with mathscitech.org.

Name Servers

Delegation for mathscitech.org is to five name servers: ns1.justhost.com, ns2.justhost.com, ns1.pipedns.com and two others.

mathscitech.org has at least partial name server overlap with other domains, such as thegazeradio.com, gris.com.sv, seamuslankford.com and two others.

It is common to find these name servers paired with the name servers ns2.pipedns.com, ns3.pipedns.com, ns1.bluehost.com and ns2.bluehost.com.

Host names pointing to a single IP address:

ns1.justhost.com resolves to 162.159.24.49.

ns2.justhost.com resolves to 162.159.25.241.

ns1.pipedns.com resolves to 162.159.24.49.

ns2.pipedns.com resolves to 162.159.25.241.

ns3.pipedns.com resolves to 162.159.25.241.

The host names ns1.justhost.com and ns1.pipedns.com both resolve to 162.159.24.49 IP addresses.

ns2.justhost.com, ns2.pipedns.com and ns3.pipedns.com are host names that all point to 162.159.25.241.

Mail Servers

mathscitech.org has a single mail server: mathscitech.org itself.

mathscitech.org points to one IP number — 173.254.30.144.