`mctu.org`

DNSSEC	⚠️ Not signed
A	185.90.162.234^{🇩🇪 servinga185.90.162.0/24}
NS	`ns1.dnsowl.com` ⭐
		A	2400:cb00:2049:1::a29f:1a88^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1bad^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.136^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.27.173^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.dnsowl.com`
		A	2400:cb00:2049:1::a29f:1a31^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b82^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.49^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.27.130^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns3.dnsowl.com`
		A	2400:cb00:2049:1::a29f:1aea^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b62^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.234^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.27.98^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.dnsowl.com`hostmaster@dnsowl.com serial=1770673303

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1774376282

WOT: SAFE (68/100)

Previously MX for

mctu.org

mail.mctu.org

Subdomains

mail.mctu.org

Same first word

mctu.org

Similar names

utmc.info

umtc.kr

cumt.edu

cutm.co.uk

umct.org

tcum.org

tmuc.ca

utmc.co.uk

tucm.com.co

umtc.com.ph

umtc.com

cmut.it

utcm.com

mtuc.org.my

utmc.org

umct.cn

ucmt.com

cmtu.dk

cmut.ch

cumt.net

ucmt.cn

uctm.edu

tmcu.net

cmtu.org

umct.de

ctmu.net.cn

tumc.in

tcum.com

uctm.org

tmcu.org

tumc.email

cutm.ac.in

cumt.com

cmut.fr

uctm.xyz

cumt.cn

utcm.net

cutm.de

mtcu.org

tumc.ru

ctum.de

cmtu.ru

tmuc.net

mutc.be

tmuc.edu.pk

umtc.org

cutm.in

cutm.ru

tumc.ca

umct.com

ctum.com

tmcu.com

ctum.ru

utmc.cat

utmc.net

cutm.com

umtc.us

tcum.ru

tumc.net

tucm.site

cmut.org

tucm.cn

utmc.or.jp

cmut.lu

umtc.ch

cmut.es

cumt.edu.cn

cumt.org

ucmt.org

utmc.de

cmtu.cn

mutc.in

utmc.com

cmut.net

tumc.de

muct.googlecode.com

mcut.edu.pk

cumt.de

ctmu.org

umtc.de

mtcu.net

mtuc.com

tmuc.com

cmtu.info

utmc.fr

ctum.info

cmtu.net

mtcu.com

mcut.edu.tw

umtc.co

umtc.net

cmut.tv

umtc.nl

umtc.ru

cmut.de

umtc.co.in

umtc.es

mcut.net

umtc.cn

tcmu.com

tcmu.net

muct.com

tumc.org

utmc.ca

tcmu.org

mcut.com

cmut.be

cumt.ca

mcut.de

cmtu.mn

DNS History

17 records (4 active, 13 former)

○NSdns59-1.nexcess.net2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 23:41:36
○ 2015-05-11 02:53:56
○ 2026-03-24 18:51:38

○NSdns59-2.nexcess.net2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 23:41:36
○ 2015-05-11 02:53:56
○ 2026-03-24 18:51:38

○NSns01.f145jp4218.info2016-02-03 → 2016-06-24 · 5 obs

○ 2015-10-30 02:56:12
● 2016-02-03 13:04:20
● 2016-06-24 15:37:00
○ 2026-03-16 05:35:50
○ 2026-03-24 18:51:38

○NSns02.f145jp4218.info2016-02-03 → 2016-06-24 · 5 obs

○ 2015-10-30 02:56:12
● 2016-02-03 13:04:20
● 2016-06-24 15:37:00
○ 2026-03-16 05:35:50
○ 2026-03-24 18:51:38

●NSns1.dnsowl.com2026-03-16 → 2026-03-24 · 3 obs

○ 2016-06-24 15:37:00
● 2026-03-16 05:35:50
● 2026-03-24 18:51:38

○NSns1.sedoparking.com2015-05-11 → 2015-10-30 · 5 obs

○ 2008-11-27 23:41:36
● 2015-05-11 02:53:56
● 2015-10-30 02:56:12
○ 2016-02-03 13:04:20
○ 2026-03-24 18:51:38

●NSns2.dnsowl.com2026-03-16 → 2026-03-24 · 3 obs

○ 2016-06-24 15:37:00
● 2026-03-16 05:35:50
● 2026-03-24 18:51:38

○NSns2.sedoparking.com2015-05-11 → 2015-10-30 · 5 obs

○ 2008-11-27 23:41:36
● 2015-05-11 02:53:56
● 2015-10-30 02:56:12
○ 2016-02-03 13:04:20
○ 2026-03-24 18:51:38

●NSns3.dnsowl.com2026-03-16 → 2026-03-24 · 3 obs

○ 2016-06-24 15:37:00
● 2026-03-16 05:35:50
● 2026-03-24 18:51:38

○MXmail.b-io.co2015-05-11 → 2015-05-11 · 4 obs

○ 2008-11-27 23:41:36
● 2015-05-11 02:53:56
○ 2015-10-30 02:56:12
○ 2026-03-24 18:51:38

○MXmail.mctu.org2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 23:41:36
○ 2015-05-11 02:53:56
○ 2026-03-24 18:51:38

○MXmail.nickstel.com2015-10-30 → 2015-10-30 · 4 obs

○ 2015-05-11 02:53:56
● 2015-10-30 02:56:12
○ 2016-02-03 13:04:20
○ 2026-03-24 18:51:38

○MXmctu.org2016-02-03 → 2016-06-24 · 5 obs

○ 2015-10-30 02:56:12
● 2016-02-03 13:04:20
● 2016-06-24 15:37:00
○ 2026-03-16 05:35:50
○ 2026-03-24 18:51:38

●A185.90.162.2342026-03-16 → 2026-03-24 · 3 obs

○ 2016-06-24 15:37:00
● 2026-03-16 05:35:50
● 2026-03-24 18:51:38

○A208.69.127.162008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 23:41:36
○ 2015-05-11 02:53:56
○ 2026-03-24 18:51:38

○A61.114.159.22016-02-03 → 2016-06-24 · 5 obs

○ 2015-10-30 02:56:12
● 2016-02-03 13:04:20
● 2016-06-24 15:37:00
○ 2026-03-16 05:35:50
○ 2026-03-24 18:51:38

○A72.52.4.912015-05-11 → 2015-10-30 · 5 obs

○ 2008-11-27 23:41:36
● 2015-05-11 02:53:56
● 2015-10-30 02:56:12
○ 2016-02-03 13:04:20
○ 2026-03-24 18:51:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
mctu.org	ns1.dnsowl.com, ns2.dnsowl.com, ns3.dnsowl.com	-

✅ Authoritative Response

Server:162.159.27.98

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mctu.org (unsigned zone)

⏱️ Timing

Total: 608ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.90.162.234`
NS	3	`ns1.dnsowl.com, ns2.dnsowl.com...`
SOA	1	`ns1.dnsowl.com hostmaster.dnsowl.com`

Analysis

Hierarchy

mctu.org is a parent of mail.mctu.org.

IP Addresses

mctu.org points to a single IP number: 185.90.162.234.

Other host names, for instance mail.mctu.org, share IP numbers with mctu.org.

Name Servers

The delegation for mctu.org is handled by three name servers: ns1.dnsowl.com, ns2.dnsowl.com and ns3.dnsowl.com.

mctu.org at least partially shares name servers with other domains, for instance gc(0x666170)rendagratis.net, respiratoryinfectionpedia.com, 369ux.com, luckxbet.top and thao.cc.

Host names with four IP numbers

ns1.dnsowl.com points to 2400:cb00:2049:1::a29f:1a88, 2400:cb00:2049:1::a29f:1bad, 162.159.26.136 and 162.159.27.173

ns2.dnsowl.com points to 2400:cb00:2049:1::a29f:1a31, 2400:cb00:2049:1::a29f:1b82, 162.159.26.49 and 162.159.27.130

ns3.dnsowl.com points to 2400:cb00:2049:1::a29f:1aea, 2400:cb00:2049:1::a29f:1b62, 162.159.26.234 and 162.159.27.98

mctu.org - robtex.com

mctu.org

org

Previously MX for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

`mctu.org`

`org`