krstf.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`krstf.com`

DNSSEC	🔒 Signed (DS record present)
A	151.101.0.119^{🇺🇸 Fastly151.101.0.0/22}
A	151.101.192.119^{🇺🇸 Fastly151.101.192.0/22}
NS	`ns1.websupport.cz` ⭐
		A	2a10:bbc0::11^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns1.websupport.eu`
		A	45.10.97.11^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns1.websupport.eu`
NS	`ns2.websupport.cz`
		A	2a02:250:3::12^{🇸🇪 ACTIVE24-AS2a02:250:3::/48}
			PTR	`ns2.websupport.eu`
		A	185.71.159.12^{🇸🇪 ACTIVE24-AS185.71.159.0/24}
			PTR	`ns2.websupport.eu`
NS	`ns3.websupport.eu`
		A	2a10:bbc0::13^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns3.websupport.eu`
		A	45.10.97.13^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns3.websupport.eu`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c06::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f26.1e100.net`
		A	172.253.122.27^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		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`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns1.websupport.cz`admin@websupport.cz serial=1749456771

`com`

	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=1786878504

Previously MX for

krstf.com

Same first word

krstf.com

Similar names

kfsrt.com

tfskr.com

kftsr.com

fskrt.com

rtfsk.de

frkst.com

tfskr.co.kr

kfrts.com

fstrk.co

fstrk.kz

ktfsr.info

fstrk.io

ftrsk.com

ksftr.com

tsrkf.com

ksrft.com

frstk.com

krtfs.com

srftk.ru

ktsrf.com

fstrk.com

kstrf.com

fstrk.cc

frtks.com

krfts.com

fstrk.net

fstrk.herokuapp.com

DNS History

24 records (10 active, 14 former)

○NSalfa.ns.active24.cz2016-06-01 → 2017-01-10 · 5 obs

○ 2016-04-18 20:54:54
● 2016-06-01 10:25:20
● 2017-01-10 04:10:28
○ 2026-03-23 10:56:26
○ 2026-08-16 11:34:00

○NSbeta.ns.active24.cz2016-06-01 → 2017-01-10 · 5 obs

○ 2016-04-18 20:54:54
● 2016-06-01 10:25:20
● 2017-01-10 04:10:28
○ 2026-03-23 10:56:26
○ 2026-08-16 11:34:00

○NSgama.ns.active24.sk2016-06-01 → 2017-01-10 · 5 obs

○ 2016-04-18 20:54:54
● 2016-06-01 10:25:20
● 2017-01-10 04:10:28
○ 2026-03-23 10:56:26
○ 2026-08-16 11:34:00

○NSns1.krymska.xyz2016-04-18 → 2016-04-18 · 4 obs

○ 2016-02-05 02:12:42
● 2016-04-18 20:54:54
○ 2016-06-01 10:25:20
○ 2026-08-16 11:34:00

●NSns1.websupport.cz2026-03-23 → 2026-08-16 · 3 obs

○ 2017-01-10 04:10:28
● 2026-03-23 10:56:26
● 2026-08-16 11:34:00

○NSns2.krymska.xyz2016-04-18 → 2016-04-18 · 4 obs

○ 2016-02-05 02:12:42
● 2016-04-18 20:54:54
○ 2016-06-01 10:25:20
○ 2026-08-16 11:34:00

●NSns2.websupport.cz2026-03-23 → 2026-08-16 · 3 obs

○ 2017-01-10 04:10:28
● 2026-03-23 10:56:26
● 2026-08-16 11:34:00

●NSns3.websupport.eu2026-03-23 → 2026-08-16 · 3 obs

○ 2017-01-10 04:10:28
● 2026-03-23 10:56:26
● 2026-08-16 11:34:00

○NSns3327.hostgator.com2015-07-18 → 2016-02-05 · 4 obs

● 2015-07-18 02:33:52
● 2016-02-05 02:12:42
○ 2016-04-18 20:54:54
○ 2026-08-16 11:34:00

○NSns3328.hostgator.com2015-07-18 → 2016-02-05 · 4 obs

● 2015-07-18 02:33:52
● 2016-02-05 02:12:42
○ 2016-04-18 20:54:54
○ 2026-08-16 11:34:00

○NSns8157.hostgator.com2015-07-18 → 2016-02-05 · 4 obs

● 2015-07-18 02:33:52
● 2016-02-05 02:12:42
○ 2016-04-18 20:54:54
○ 2026-08-16 11:34:00

●MXalt1.aspmx.l.google.com2015-07-18 → 2026-08-16 · 5 obs

● 2015-07-18 02:33:52
● 2016-02-05 02:12:42
○ 2016-04-18 20:54:54
● 2016-06-01 10:25:20
● 2026-08-16 11:34:00

●MXalt2.aspmx.l.google.com2015-07-18 → 2026-08-16 · 5 obs

● 2015-07-18 02:33:52
● 2016-02-05 02:12:42
○ 2016-04-18 20:54:54
● 2016-06-01 10:25:20
● 2026-08-16 11:34:00

○MXalt3.aspmx.l.google.com2015-07-18 → 2016-02-05 · 4 obs

● 2015-07-18 02:33:52
● 2016-02-05 02:12:42
○ 2016-04-18 20:54:54
○ 2026-08-16 11:34:00

○MXalt4.aspmx.l.google.com2015-07-18 → 2016-02-05 · 4 obs

● 2015-07-18 02:33:52
● 2016-02-05 02:12:42
○ 2016-04-18 20:54:54
○ 2026-08-16 11:34:00

●MXaspmx.l.google.com2015-07-18 → 2026-08-16 · 5 obs

● 2015-07-18 02:33:52
● 2016-02-05 02:12:42
○ 2016-04-18 20:54:54
● 2016-06-01 10:25:20
● 2026-08-16 11:34:00

●MXaspmx2.googlemail.com2016-06-01 → 2026-08-16 · 3 obs

○ 2016-04-18 20:54:54
● 2016-06-01 10:25:20
● 2026-08-16 11:34:00

●MXaspmx3.googlemail.com2016-06-01 → 2026-08-16 · 3 obs

○ 2016-04-18 20:54:54
● 2016-06-01 10:25:20
● 2026-08-16 11:34:00

○MXkrstf.com2016-04-18 → 2016-04-18 · 4 obs

○ 2016-02-05 02:12:42
● 2016-04-18 20:54:54
○ 2016-06-01 10:25:20
○ 2026-08-16 11:34:00

○A108.167.177.1732016-04-18 → 2016-06-01 · 5 obs

○ 2016-02-05 02:12:42
● 2016-04-18 20:54:54
● 2016-06-01 10:25:20
○ 2016-12-09 03:51:20
○ 2026-08-16 11:34:00

○A138.201.188.1872016-12-09 → 2017-01-10 · 5 obs

○ 2016-06-01 10:25:20
● 2016-12-09 03:51:20
● 2017-01-10 04:10:28
○ 2026-03-23 10:56:26
○ 2026-08-16 11:34:00

●A151.101.0.1192026-03-23 → 2026-08-16 · 3 obs

○ 2017-01-10 04:10:28
● 2026-03-23 10:56:26
● 2026-08-16 11:34:00

●A151.101.192.1192026-03-23 → 2026-08-16 · 3 obs

○ 2017-01-10 04:10:28
● 2026-03-23 10:56:26
● 2026-08-16 11:34:00

○A192.185.21.1802015-07-18 → 2016-02-05 · 4 obs

● 2015-07-18 02:33:52
● 2016-02-05 02:12:42
○ 2016-04-18 20:54:54
○ 2026-08-16 11:34:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
krstf.com	ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu	-

✅ Authoritative Response

Server:45.10.97.11

NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 417ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`151.101.0.119, 151.101.192.119`
NS	3	`ns1.websupport.cz, ns2.websupport.cz...`
MX	5	`aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)...`
TXT	1	`v=spf1 include:_spf.google.com ~all`
SOA	1	`ns1.websupport.cz admin.websupport.cz`

Analysis

IP Addresses

krstf.com points to the IP addresses 151.101.0.119 and 151.101.192.119

enigmas.tv, brosinski.de, sylviapeng.com plus two other host names have IP numbers in common with krstf.com.

Name Servers

krstf.com is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

At least some of krstf.com's name servers are shared with other domains, for example uzlix.cz, bimlab.cz, alvita.org and two more.

It is common for these name servers to be used in conjunction with the name servers ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.

ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu each resolve to two IP addresses: ns1.websupport.cz resolves to 45.10.97.11 and 2a10:bbc0::11; ns2.websupport.cz resolves to 185.71.159.12 and 2a02:250:3::12; ns3.websupport.eu resolves to 45.10.97.13 and 2a10:bbc0::13.

Mail Servers

krstf.com has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

At least some of the mail servers used by krstf.com are shared with other domains: viking-brothers.com, ns500742.ns500742.ns500742.ns500671.ns500705.ns500678.ns500705.ns500678.ns500291.ns500291.ns500153.tenderladiesbz.com, elitebusinessalliance.net and two others among them.

These mail servers are often deployed together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx2.googlemail.com points to 192.178.234.27 and 2800:3f0:4003:c14::1b.

aspmx3.googlemail.com points to 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com points to 172.253.122.27 and 2607:f8b0:4004:c06::1a.

alt1.aspmx.l.google.com points to 192.178.234.27 and 2800:3f0:4003:c14::1b.

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

aspmx2.googlemail.com and alt1.aspmx.l.google.com are host names that each point to 2800:3f0:4003:c14::1b IP addresses.

aspmx2.googlemail.com and alt1.aspmx.l.google.com are host names that each point to 192.178.234.27 IP addresses.

aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 172.253.116.26 IP addresses.