plusmath.org - dns.ninja

plusmath.org

DNSSEC⚠️ Not signed
A2a02:4780:b:1644:0:984:b63a:5IIHOS0012a02:4780:b::/48 HOSTINGER US
A156.67.75.251
NSns1.dns-parking.com ⭐
A2400:cb00:2049:1::a29f:18c9🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.24.201Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.dns-parking.com
NSns2.dns-parking.com
A2400:cb00:2049:1::a29f:192a🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.25.42Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.dns-parking.com
MXmx1.hostinger.com ⭐
A2606:4700:90:0:c1f8:f874:2386:b61f🇺🇸 Cloudflare2606:4700:90::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.65.182.103🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXmx2.hostinger.com(10)
A2606:4700:90:0:c1f8:f874:2386:b61f🇺🇸 Cloudflare2606:4700:90::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.65.182.103🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
TXTv=spf1 include:_spf.mail.hostinger.com ~all
SOAns1.dns-parking.comdns@hostinger.com 2026-05-28 #1

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=1783956055

Same first word

plusmath.com
plusmath.org

Similar names

plushmat.net
mathplus.online
plushmat.com
mathplus.info
mathplus.com
mathplus.nl
mathplus.fr
mathplus.de

DNS History

16 records (6 active, 10 former)

20162017201820192020202120222023202420252026NSns1.dns-parking.comns2.dns-parking.comdpns1.dnsnameserver.orgdpns2.dnsnameserver.orgdpns3.dnsnameserver.orgdpns4.dnsnameserver.orgns111373.ztomy.comns211373.ztomy.comMXmx1.hostinger.commx2.hostinger.comA156.67.75.2512a02:4780:b:1644:0:984:b63a:5141.8.226.25199.191.50.73208.87.150.50PTRns111373.ztomy.com
○NSdpns1.dnsnameserver.org2015-05-30 → 2016-04-23 · 4 obs
● 2015-05-30 00:55:30
● 2016-04-23 02:01:38
○ 2017-01-26 05:54:24
○ 2026-07-13 15:28:42
○NSdpns2.dnsnameserver.org2015-05-30 → 2016-04-23 · 4 obs
● 2015-05-30 00:55:30
● 2016-04-23 02:01:38
○ 2017-01-26 05:54:24
○ 2026-07-13 15:28:42
○NSdpns3.dnsnameserver.org2015-05-30 → 2016-04-23 · 4 obs
● 2015-05-30 00:55:30
● 2016-04-23 02:01:38
○ 2017-01-26 05:54:24
○ 2026-07-13 15:28:42
○NSdpns4.dnsnameserver.org2015-05-30 → 2016-04-23 · 4 obs
● 2015-05-30 00:55:30
● 2016-04-23 02:01:38
○ 2017-01-26 05:54:24
○ 2026-07-13 15:28:42
●NSns1.dns-parking.com2026-02-22 → 2026-07-13 · 3 obs
○ 2017-09-04 22:01:34
● 2026-02-22 17:57:50
● 2026-07-13 15:28:42
○NSns111373.ztomy.com2017-01-26 → 2017-09-04 · 5 obs
○ 2016-04-23 02:01:38
● 2017-01-26 05:54:24
● 2017-09-04 22:01:34
○ 2026-02-22 17:57:50
○ 2026-07-13 15:28:42
●NSns2.dns-parking.com2026-02-22 → 2026-07-13 · 3 obs
○ 2017-09-04 22:01:34
● 2026-02-22 17:57:50
● 2026-07-13 15:28:42
○NSns211373.ztomy.com2017-01-26 → 2017-09-04 · 5 obs
○ 2016-04-23 02:01:38
● 2017-01-26 05:54:24
● 2017-09-04 22:01:34
○ 2026-02-22 17:57:50
○ 2026-07-13 15:28:42
●MXmx1.hostinger.com2026-02-22 → 2026-07-13 · 2 obs
● 2026-02-22 17:57:50
● 2026-07-13 15:28:42
●MXmx2.hostinger.com2026-02-22 → 2026-07-13 · 2 obs
● 2026-02-22 17:57:50
● 2026-07-13 15:28:42
○A141.8.226.252017-01-26 → 2017-01-26 · 4 obs
○ 2016-04-23 02:01:38
● 2017-01-26 05:54:24
○ 2017-07-23 13:17:14
○ 2026-07-13 15:28:42
●A156.67.75.2512026-02-22 → 2026-07-13 · 3 obs
○ 2017-09-04 22:01:34
● 2026-02-22 17:57:50
● 2026-07-13 15:28:42
○A199.191.50.732017-07-23 → 2017-09-04 · 5 obs
○ 2017-01-26 05:54:24
● 2017-07-23 13:17:14
● 2017-09-04 22:01:34
○ 2026-02-22 17:57:50
○ 2026-07-13 15:28:42
○A208.87.150.502015-05-30 → 2016-04-23 · 4 obs
● 2015-05-30 00:55:30
● 2016-04-23 02:01:38
○ 2017-01-26 05:54:24
○ 2026-07-13 15:28:42
●A2a02:4780:b:1644:0:984:b63a:52026-02-22 → 2026-07-13 · 3 obs
○ 2017-09-04 22:01:34
● 2026-02-22 17:57:50
● 2026-07-13 15:28:42
○PTRns111373.ztomy.com2017-01-26 → 2017-09-04 · 4 obs
● 2017-01-26 05:54:24
● 2017-09-04 22:01:34
○ 2026-02-22 17:57:50
○ 2026-07-13 15:28:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
plusmath.orgns2.dns-parking.com, ns1.dns-parking.com-

✅ Authoritative Response

Server:162.159.24.201

NS records: ns2.dns-parking.com, ns1.dns-parking.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for plusmath.org (unsigned zone)

⏱️ Timing

Total: 1698ms | Queries: -

📄 Records

TypeCountSample Data
A1156.67.75.251
AAAA12a02:4780:b:1644:0:984:b63a:5
NS2ns1.dns-parking.com, ns2.dns-parking.com
MX2mx1.hostinger.com (pri: 5), mx2.hostinger.com (pri: 10)
TXT1v=spf1 include:_spf.mail.hostinger.com ~
SOA1ns1.dns-parking.com dns.hostinger.com

Analysis

IP Addresses

plusmath.org has two IP addresses: 156.67.75.251 and 2a02:4780:b:1644:0:984:b63a:5

Name Servers

Two name servers handle the delegation for plusmath.org: ns1.dns-parking.com and ns2.dns-parking.com.

ns1.dns-parking.com and ns2.dns-parking.com both carry two IP addresses. The A records for ns1.dns-parking.com are 162.159.24.201 and 2400:cb00:2049:1::a29f:18c9; the A records for ns2.dns-parking.com are 162.159.25.42 and 2400:cb00:2049:1::a29f:192a.

Mail Servers

plusmath.org is served by two mail servers, mx1.hostinger.com and mx2.hostinger.com.

mx1.hostinger.com and mx2.hostinger.com each point to two IP numbers — 172.65.182.103 and 2606:4700:90:0:c1f8:f874:2386:b61f — making both hosts identical in their DNS resolution.

mx1.hostinger.com along with mx2.hostinger.com each resolve to 2606:4700:90:0:c1f8:f874:2386:b61f IP addresses.

mx1.hostinger.com along with mx2.hostinger.com each resolve to 172.65.182.103 IP addresses.