simtk.net - dns.ninja

`simtk.net`

DNSSEC	🔒 Signed (DS record present)
NS	`ns-cloud-e1.googledomains.com` ⭐
		A	2001:4860:4802:32::6e^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-e1.googledomains.com`
		A	216.239.32.110^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-e1.googledomains.com`
NS	`ns-cloud-e2.googledomains.com`
		A	2001:4860:4802:34::6e^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-e2.googledomains.com`
		A	216.239.34.110^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-e2.googledomains.com`
NS	`ns-cloud-e3.googledomains.com`
		A	2001:4860:4802:36::6e^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-e3.googledomains.com`
		A	216.239.36.110^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-e3.googledomains.com`
NS	`ns-cloud-e4.googledomains.com`
		A	2001:4860:4802:38::6e^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-e4.googledomains.com`
		A	216.239.38.110^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-e4.googledomains.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns-cloud-e1.googledomains.com`cloud-dns-hostmaster@google.com serial=4

`net`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1782621990

Previously MX for

simtk.net

Same first word

simtk.com

simtk.net

simtk.org

Similar names

iktms.ca

mikst.com

kmsti.com

mkist.com

ksimt.ac.in

mitsk.com

mskit.pl

mikst.org.ua

kmsit.com

smkti.com

itsmk.ru

kitsm.com

mikst.com.ua

kimst.or.kr

imstk.org

itkms.org

kmsti.net.cn

mtsik.ru

mikst.eu

timsk.com

imskt.com

tksmi.ru

ikstm.com

kitsm.jp

tskim.com

mikst.ru

stkmi.sk

ktims.com

mktis.com

itsmk.de

sktim.com

skmit.nl

itkms.net

skmit.ru

skimt.com

iktms.net

timsk.org

tmkis.de

kmtis.co.il

skimt.hr

skitm.edu.in

smtik.com

itkms.com

kimst.com

ktsim.com

kmits.de

smkit.com

mskit.ru

itkms.eu

imskt.de

kimst.re.kr

kmits.co.kr

mtski.com

mikst.pl

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mkits.de

kmits.se

smkti.net

skitm.com

kmits.com

skitm.in

imkts.net

skmit.com

kmtis.ru

mkits.biz

mstik.com

skimt.no

imtks.gr

imstk.com

stmik.web.id

tmkis.net

stmik.ru

imkts.com

simkt.com

iktms.us

skimt.edu.in

itkms.biz

stmik.co

itkms.de

stikm.com

mistk.com

kimts.com

tmkis.com

ikmst.com

kitsm.net

stmik.id

ksimt.com

DNS History

25 records (9 active, 16 former)

●NSns-cloud-e1.googledomains.com2026-02-18 → 2026-06-28 · 3 obs

○ 2017-04-18 15:55:06
● 2026-02-18 16:03:44
● 2026-06-28 05:16:06

●NSns-cloud-e2.googledomains.com2026-02-18 → 2026-06-28 · 3 obs

○ 2017-04-18 15:55:06
● 2026-02-18 16:03:44
● 2026-06-28 05:16:06

●NSns-cloud-e3.googledomains.com2026-02-18 → 2026-06-28 · 3 obs

○ 2017-04-18 15:55:06
● 2026-02-18 16:03:44
● 2026-06-28 05:16:06

●NSns-cloud-e4.googledomains.com2026-02-18 → 2026-06-28 · 3 obs

○ 2017-04-18 15:55:06
● 2026-02-18 16:03:44
● 2026-06-28 05:16:06

○NSns1.simtk.net2007-09-23 → 2007-09-23 · 3 obs

● 2007-09-23 11:47:14
○ 2015-08-27 20:27:38
○ 2026-06-28 05:16:06

○NSns1.xserver.jp2017-04-18 → 2017-04-18 · 4 obs

○ 2016-05-02 10:06:38
● 2017-04-18 15:55:06
○ 2026-02-18 16:03:44
○ 2026-06-28 05:16:06

○NSns2.simtk.net2007-09-23 → 2007-09-23 · 3 obs

● 2007-09-23 11:47:14
○ 2015-08-27 20:27:38
○ 2026-06-28 05:16:06

○NSns2.xserver.jp2017-04-18 → 2017-04-18 · 4 obs

○ 2016-05-02 10:06:38
● 2017-04-18 15:55:06
○ 2026-02-18 16:03:44
○ 2026-06-28 05:16:06

○NSns3.xserver.jp2017-04-18 → 2017-04-18 · 4 obs

○ 2016-05-02 10:06:38
● 2017-04-18 15:55:06
○ 2026-02-18 16:03:44
○ 2026-06-28 05:16:06

○NSns4.xserver.jp2017-04-18 → 2017-04-18 · 4 obs

○ 2016-05-02 10:06:38
● 2017-04-18 15:55:06
○ 2026-02-18 16:03:44
○ 2026-06-28 05:16:06

○NSns5.xserver.jp2017-04-18 → 2017-04-18 · 4 obs

○ 2016-05-02 10:06:38
● 2017-04-18 15:55:06
○ 2026-02-18 16:03:44
○ 2026-06-28 05:16:06

○NSns73.domaincontrol.com2015-08-27 → 2016-03-15 · 5 obs

○ 2007-09-23 11:47:14
● 2015-08-27 20:27:38
● 2016-03-15 21:31:46
○ 2016-05-02 10:06:38
○ 2026-06-28 05:16:06

○NSns74.domaincontrol.com2015-08-27 → 2016-03-15 · 5 obs

○ 2007-09-23 11:47:14
● 2015-08-27 20:27:38
● 2016-03-15 21:31:46
○ 2016-05-02 10:06:38
○ 2026-06-28 05:16:06

●MXalt1.aspmx.l.google.com2026-02-18 → 2026-06-28 · 3 obs

○ 2017-04-18 15:55:06
● 2026-02-18 16:03:44
● 2026-06-28 05:16:06

●MXalt2.aspmx.l.google.com2026-02-18 → 2026-06-28 · 3 obs

○ 2017-04-18 15:55:06
● 2026-02-18 16:03:44
● 2026-06-28 05:16:06

●MXalt3.aspmx.l.google.com2026-02-18 → 2026-06-28 · 3 obs

○ 2017-04-18 15:55:06
● 2026-02-18 16:03:44
● 2026-06-28 05:16:06

●MXalt4.aspmx.l.google.com2026-02-18 → 2026-06-28 · 3 obs

○ 2017-04-18 15:55:06
● 2026-02-18 16:03:44
● 2026-06-28 05:16:06

●MXaspmx.l.google.com2026-02-18 → 2026-06-28 · 3 obs

○ 2017-04-18 15:55:06
● 2026-02-18 16:03:44
● 2026-06-28 05:16:06

○MXmailstore1.secureserver.net2015-08-27 → 2016-03-15 · 5 obs

○ 2007-09-23 11:47:14
● 2015-08-27 20:27:38
● 2016-03-15 21:31:46
○ 2016-05-02 10:06:38
○ 2026-06-28 05:16:06

○MXsimtk.net2017-04-18 → 2017-04-18 · 4 obs

○ 2016-05-02 10:06:38
● 2017-04-18 15:55:06
○ 2026-02-18 16:03:44
○ 2026-06-28 05:16:06

○MXsmtp.secureserver.net2015-08-27 → 2016-03-15 · 5 obs

○ 2007-09-23 11:47:14
● 2015-08-27 20:27:38
● 2016-03-15 21:31:46
○ 2016-05-02 10:06:38
○ 2026-06-28 05:16:06

○A157.112.152.412017-04-18 → 2017-04-18 · 4 obs

○ 2016-05-02 10:06:38
● 2017-04-18 15:55:06
○ 2026-02-18 16:03:44
○ 2026-06-28 05:16:06

○A171.65.102.1842007-09-23 → 2007-09-23 · 3 obs

● 2007-09-23 11:47:14
○ 2015-08-27 20:27:38
○ 2026-06-28 05:16:06

○A50.63.120.12015-08-27 → 2015-12-12 · 5 obs

○ 2007-09-23 11:47:14
● 2015-08-27 20:27:38
● 2015-12-12 05:33:56
○ 2016-03-15 21:31:46
○ 2026-06-28 05:16:06

○A50.63.202.722016-03-15 → 2016-03-15 · 4 obs

○ 2015-12-12 05:33:56
● 2016-03-15 21:31:46
○ 2016-05-02 10:06:38
○ 2026-06-28 05:16:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
simtk.net	ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com, ns-cloud-e4.googledomains.com	-

✅ Authoritative Response

Server:216.239.34.110

NS records: ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com, ns-cloud-e4.googledomains.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 3428ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-cloud-e4.googledomains.com, ns-cloud-e3.googledomains.com...`
MX	5	`alt1.aspmx.l.google.com (pri: 5), alt4.aspmx.l.google.com (pri: 10)...`
TXT	1	`v=spf1 include:_spf.google.com ~all`
SOA	1	`ns-cloud-e1.googledomains.com cloud-dns-`

Analysis

Name Servers

The NS records for simtk.net point to four name servers: ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com and ns-cloud-e4.googledomains.com.

The name servers of simtk.net overlap at least partially with those of other domains — among them attainplatform.com, laz-i.com, henisland.net and two more.

Each of the four hosts ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com and ns-cloud-e4.googledomains.com has two IP addresses. ns-cloud-e1.googledomains.com points to 216.239.32.110 and 2001:4860:4802:32::6e. ns-cloud-e2.googledomains.com points to 216.239.34.110 and 2001:4860:4802:34::6e. ns-cloud-e3.googledomains.com points to 216.239.36.110 and 2001:4860:4802:36::6e. ns-cloud-e4.googledomains.com points to 216.239.38.110 and 2001:4860:4802:38::6e.

Mail Servers

simtk.net has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between simtk.net and other domains, including mavd.nl, anjoo.de, pakya.com and two others.

These mail servers tend to appear in combination with mail servers alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Host names that have two IP addresses:

aspmx.l.google.com resolves to 172.253.63.27 and 2607:f8b0:4004:c21::1b.

alt1.aspmx.l.google.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to 172.253.157.26 and 2a00:1450:400c:c23::1b.