ismassedu.com - robtex.com

ismassedu.com

DNSSEC⚠️ Not signed
A2a02:2350:5:10b:69:2c97:10d8:47d3🇩🇰 ONECOM2a02:2350::/32 One.com A/S
A46.30.213.77🇩🇰 ONECOM46.30.208.0/21 One.com A/S
NSns01.one.com ⭐
A2001:67c:28cc::10ONECOM-INFRA2001:67c:28cc::/48
PTRns01.one.com
A195.206.121.10ONECOM-INFRA195.206.121.0/24
PTRns01.one.com
NSns02.one.com
A2001:67c:3c0::10🇩🇰 ONECOM2001:67c:3c0::/48
PTRns02.one.com
A185.10.11.10ONECOM185.10.11.0/24
PTRns02.one.com
MXmx1.pub.mailpod9-cph3.one.com ⭐
A185.164.14.118🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S
PTRmx1.pub.mailpod9-cph3.one.com
MXmx2.pub.mailpod9-cph3.one.com ⭐
A185.164.14.119🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S
PTRmx2.pub.mailpod9-cph3.one.com
MXmx3.pub.mailpod9-cph3.one.com ⭐
A185.164.14.120🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S
PTRmx3.pub.mailpod9-cph3.one.com
MXmx4.pub.mailpod9-cph3.one.com ⭐
A185.164.14.124🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S
PTRmx4.pub.mailpod9-cph3.one.com
SOAns01.one.comhostmaster@one.com 2026-01-26 #2

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435

DNS History

17 records (8 active, 9 former)

20162017201820192020202120222023202420252026NSns01.one.comns02.one.comMXmx1.pub.mailpod9-cph3.one.commx2.pub.mailpod9-cph3.one.commx3.pub.mailpod9-cph3.one.commx4.pub.mailpod9-cph3.one.commx1.pub.mailpod5-cph3.one.commx2.pub.mailpod5-cph3.one.commx3.pub.mailpod5-cph3.one.commxcluster1.one.commxcluster2.one.comA2a02:2350:5:10b:69:2c97:10d8:47d346.30.213.772a02:2350:5:106:eb40:0:692c:971046.30.212.11746.30.215.17346.30.215.8
●NSns01.one.com2015-08-10 → 2026-03-10 · 2 obs
● 2015-08-10 05:31:52
● 2026-03-10 21:01:36
●NSns02.one.com2015-08-10 → 2026-03-10 · 2 obs
● 2015-08-10 05:31:52
● 2026-03-10 21:01:36
○MXmx1.pub.mailpod5-cph3.one.com2020-03-22 → 2020-03-22 · 3 obs
○ 2017-02-17 21:28:40
● 2020-03-22 23:23:04
○ 2026-03-10 21:01:36
●MXmx1.pub.mailpod9-cph3.one.com2026-03-10 → 2026-03-10 · 2 obs
○ 2020-03-22 23:23:04
● 2026-03-10 21:01:36
○MXmx2.pub.mailpod5-cph3.one.com2020-03-22 → 2020-03-22 · 3 obs
○ 2017-02-17 21:28:40
● 2020-03-22 23:23:04
○ 2026-03-10 21:01:36
●MXmx2.pub.mailpod9-cph3.one.com2026-03-10 → 2026-03-10 · 2 obs
○ 2020-03-22 23:23:04
● 2026-03-10 21:01:36
○MXmx3.pub.mailpod5-cph3.one.com2020-03-22 → 2020-03-22 · 3 obs
○ 2017-02-17 21:28:40
● 2020-03-22 23:23:04
○ 2026-03-10 21:01:36
●MXmx3.pub.mailpod9-cph3.one.com2026-03-10 → 2026-03-10 · 2 obs
○ 2020-03-22 23:23:04
● 2026-03-10 21:01:36
●MXmx4.pub.mailpod9-cph3.one.com2026-03-10 → 2026-03-10 · 2 obs
○ 2020-03-22 23:23:04
● 2026-03-10 21:01:36
○MXmxcluster1.one.com2015-08-10 → 2017-02-17 · 4 obs
● 2015-08-10 05:31:52
● 2017-02-17 21:28:40
○ 2020-03-22 23:23:04
○ 2026-03-10 21:01:36
○MXmxcluster2.one.com2015-08-10 → 2017-02-17 · 4 obs
● 2015-08-10 05:31:52
● 2017-02-17 21:28:40
○ 2020-03-22 23:23:04
○ 2026-03-10 21:01:36
○A2a02:2350:5:106:eb40:0:692c:97102020-03-22 → 2020-03-22 · 3 obs
○ 2017-02-17 21:28:40
● 2020-03-22 23:23:04
○ 2026-03-10 21:01:36
●A2a02:2350:5:10b:69:2c97:10d8:47d32026-03-10 → 2026-03-10 · 2 obs
○ 2020-03-22 23:23:04
● 2026-03-10 21:01:36
○A46.30.212.1172015-08-10 → 2016-07-01 · 4 obs
● 2015-08-10 05:31:52
● 2016-07-01 07:14:10
○ 2017-02-17 21:28:40
○ 2026-03-10 21:01:36
●A46.30.213.772026-03-10 → 2026-03-10 · 2 obs
○ 2020-03-22 23:23:04
● 2026-03-10 21:01:36
○A46.30.215.1732020-03-22 → 2020-03-22 · 3 obs
○ 2017-02-17 21:28:40
● 2020-03-22 23:23:04
○ 2026-03-10 21:01:36
○A46.30.215.82017-02-17 → 2017-02-17 · 4 obs
○ 2016-07-01 07:14:10
● 2017-02-17 21:28:40
○ 2020-03-22 23:23:04
○ 2026-03-10 21:01:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net...-
ismassedu.comns01.one.com, ns02.one.com4 records

✅ Authoritative Response

Server: 195.206.121.10

NS records: ns01.one.com, ns02.one.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 522ms | Queries: -

📄 Records

TypeCountSample Data
A146.30.213.77
AAAA12a02:2350:5:10b:69:2c97:10d8:47d3
NS2ns02.one.com, ns01.one.com
MX4mx1.pub.mailpod9-cph3.one.com (pri: 10), mx3.pub.mailpod9-cph3.one.com (pri: 10)...
SOA1ns01.one.com hostmaster.one.com

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns01.one.com, ns01.one.com, ns02.one.com...)

Analysis

IP Addresses

ismassedu.com points to two IPs: 2a02:2350:5:10b:69:2c97:10d8:47d3 and 46.30.213.77.

Other host names including dotzaar.se, bontec.eu, euroracing.be, wvllijnvissersverbond.be and kooliabi.eu share IP numbers with ismassedu.com.

Name Servers

ismassedu.com's delegation uses two name servers, ns01.one.com and ns02.one.com.

ismassedu.com shares the same name server setup as other domains, for example 1000quadratmeter.de, greenoaksconsulting.com, chamytas.se, skillatheband.com and blinksbjerg.dk.

Host names with two IPs:

ns01.one.com points to: 2001:67c:28cc::10 and 195.206.121.10

ns02.one.com points to: 2001:67c:3c0::10 and 185.10.11.10

Mail Servers

ismassedu.com is served by four mail servers: mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com, mx3.pub.mailpod9-cph3.one.com and mx4.pub.mailpod9-cph3.one.com.

The mail servers for ismassedu.com are shared with other domains, for instance mycollectiblepromotion.com, garding.dk, letens.be, pleissa.de and snfs.org.

Hostnames with a single IP:

mx1.pub.mailpod9-cph3.one.com points to 185.164.14.118

mx2.pub.mailpod9-cph3.one.com points to 185.164.14.119

mx3.pub.mailpod9-cph3.one.com points to 185.164.14.120

mx4.pub.mailpod9-cph3.one.com points to 185.164.14.124