`katkrow.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:bbb0^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:48d6^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.72.214^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.187.176^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lorna.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3abe^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lorna.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0be^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lorna.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20be^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lorna.ns.cloudflare.com`
		A	108.162.192.190^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lorna.ns.cloudflare.com`
		A	172.64.32.190^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lorna.ns.cloudflare.com`
		A	173.245.58.190^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lorna.ns.cloudflare.com`
NS	`marek.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bca^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ca^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marek.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ca^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marek.ns.cloudflare.com`
		A	108.162.193.202^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
		A	172.64.33.202^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
		A	173.245.59.202^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c06::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f26.1e100.net`
		A	2607:f8b0:4004:c06::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f27.1e100.net`
		A	2607:f8b0:4004:c08::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f27.1e100.net`
		A	2607:f8b0:4004:c09::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f27.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f27.1e100.net`
		A	172.253.115.26^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f26.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
		A	172.253.122.27^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f27.1e100.net`
TXT	`google-site-verification=MTO2XUxDiIdcJf3fm8oZ0RIWIcViGU2q8y3EIMFHxGs`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.72.214, 172.67.187.176
		IPv6 hints	2606:4700:3030::ac43:bbb0, 2606:4700:3036::6815:48d6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=166, name=cloudflare-ech.com
SOA	`lorna.ns.cloudflare.com`dns@cloudflare.com serial=2403837274

`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=1778793506

Previously MX for

katkrow.com

Same first word

katkrow.com

Similar names

atworkk.com

worktak.com

aktorkw.com

atkwork.com

DNS History

14 records (7 active, 7 former)

●NSlorna.ns.cloudflare.com2026-05-14 → 2026-05-14 · 3 obs

○ 2026-04-08 17:08:36
● 2026-05-14 21:20:46
● 2026-05-14 21:20:48

●NSmarek.ns.cloudflare.com2026-05-14 → 2026-05-14 · 3 obs

○ 2026-04-08 17:08:36
● 2026-05-14 21:20:46
● 2026-05-14 21:20:48

○NSns1.ns3009161.ip-178-33-233.eu2020-01-05 → 2020-01-05 · 3 obs

● 2020-01-05 15:10:12
○ 2026-04-08 17:08:36
○ 2026-05-14 21:20:48

○NSns2.ns3009161.ip-178-33-233.eu2020-01-05 → 2020-01-05 · 3 obs

● 2020-01-05 15:10:12
○ 2026-04-08 17:08:36
○ 2026-05-14 21:20:48

○NSns73.domaincontrol.com2026-04-08 → 2026-04-08 · 4 obs

○ 2020-01-05 15:10:12
● 2026-04-08 17:08:36
○ 2026-05-14 21:20:46
○ 2026-05-14 21:20:48

○NSns74.domaincontrol.com2026-04-08 → 2026-04-08 · 4 obs

○ 2020-01-05 15:10:12
● 2026-04-08 17:08:36
○ 2026-05-14 21:20:46
○ 2026-05-14 21:20:48

○MXkatkrow.com2020-01-05 → 2020-01-05 · 3 obs

● 2020-01-05 15:10:12
○ 2026-04-08 17:08:36
○ 2026-05-14 21:20:48

●MXsmtp.google.com2026-04-08 → 2026-05-14 · 3 obs

○ 2020-01-05 15:10:12
● 2026-04-08 17:08:36
● 2026-05-14 21:20:48

●A104.21.72.2142026-05-14 → 2026-05-14 · 3 obs

○ 2026-04-08 17:08:36
● 2026-05-14 21:20:46
● 2026-05-14 21:20:48

●A172.67.187.1762026-05-14 → 2026-05-14 · 3 obs

○ 2026-04-08 17:08:36
● 2026-05-14 21:20:46
● 2026-05-14 21:20:48

○A178.33.233.1492020-01-05 → 2020-01-05 · 3 obs

● 2020-01-05 15:10:12
○ 2026-04-08 17:08:36
○ 2026-05-14 21:20:48

○A216.198.79.12026-04-08 → 2026-04-08 · 4 obs

○ 2020-01-05 15:10:12
● 2026-04-08 17:08:36
○ 2026-05-14 21:20:46
○ 2026-05-14 21:20:48

●A2606:4700:3030::ac43:bbb02026-05-14 → 2026-05-14 · 3 obs

○ 2026-04-08 17:08:36
● 2026-05-14 21:20:46
● 2026-05-14 21:20:48

●A2606:4700:3036::6815:48d62026-05-14 → 2026-05-14 · 3 obs

○ 2026-04-08 17:08:36
● 2026-05-14 21:20:46
● 2026-05-14 21:20:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net, e.gtld-servers.net...	-
katkrow.com	marek.ns.cloudflare.com, lorna.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.190

NS records: marek.ns.cloudflare.com, lorna.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for katkrow.com (unsigned zone)

⏱️ Timing

Total: 215ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.187.176, 104.21.72.214`
AAAA	2	`2606:4700:3030::ac43:bbb0, 2606:4700:3036::6815:48d6`
NS	2	`lorna.ns.cloudflare.com, marek.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=MTO2XUxDiIdcJf3, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lorna.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (marek.ns.cloudflare.com, marek.ns.cloudflare.com, marek.ns.cloudflare.com...)

Analysis

IP Addresses

katkrow.com maps to four IP numbers: 2606:4700:3030::ac43:bbb0, 2606:4700:3036::6815:48d6, 104.21.72.214 and 172.67.187.176.

Other host names, for instance hospmed.com.pl, ligue-bretagne-triathlon.com, obeec.com, benthiccore.digital and glykasweets.com share IP numbers with katkrow.com.

Name Servers

Two name servers lorna.ns.cloudflare.com and marek.ns.cloudflare.com handle delegation for katkrow.com.

katkrow.com uses the same name server setup as other domains, for example danabergulir.com, ersp.biz, anwx.de, auxeditionsduphare.com and saltlakevocalartists.org.

katkrow.com partially shares name servers with other domains; examples include jim.black, goldglobalhub.co.uk, dianxianhospital.com, teamspiritarena.com and mobileseptic.com.

these name servers are commonly used with the name servers anna.ns.cloudflare.com.

Host names with six IP numbers: lorna.ns.cloudflare.com points to: 2606:4700:50::adf5:3abe, 2803:f800:50::6ca2:c0be, 2a06:98c1:50::ac40:20be, 108.162.192.190, 172.64.32.190 and 173.245.58.190; marek.ns.cloudflare.com points to: 2606:4700:58::adf5:3bca, 2803:f800:50::6ca2:c1ca, 2a06:98c1:50::ac40:21ca, 108.162.193.202, 172.64.33.202 and 173.245.59.202.

Mail Servers

katkrow.com is handled by a single mail server, smtp.google.com.

katkrow.com has the same mail server setup as other domains, including sosbambini.it, sakemin.com, cfltrucking.com, ketnoi.de and ecoguardpestmanagement.com.

katkrow.com shares some mail servers with other domains, at least partially, such as benhvienaau.vn, winscomberfc.co.uk, nawea.org, attentionfrog.com and bluewrist.com.

these mail servers are commonly used with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

smtp.google.com points to nine IP numbers: 2607:f8b0:4004:c06::1a, 2607:f8b0:4004:c06::1b, 2607:f8b0:4004:c08::1b, 2607:f8b0:4004:c09::1b, 172.253.63.26, 172.253.63.27, 172.253.115.26, 172.253.115.27 and 172.253.122.27.

katkrow.com - robtex.com

katkrow.com

com

Previously MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`katkrow.com`

`com`