`ckrerum.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:ad4f^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:583b^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.88.59^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.173.79^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alex.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b64^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c164^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2164^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alex.ns.cloudflare.com`
		A	108.162.193.100^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	172.64.33.100^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	173.245.59.100^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
NS	`sreeni.ns.cloudflare.com`
		A	2606:4700:50::a29f:26b2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sreeni.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sreeni.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sreeni.ns.cloudflare.com`
		A	108.162.194.178^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sreeni.ns.cloudflare.com`
		A	162.159.38.178^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sreeni.ns.cloudflare.com`
		A	172.64.34.178^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sreeni.ns.cloudflare.com`
MX	`mx1.tslservices.pl` ⭐
		A	77.79.246.211^{🇵🇱 ATMAN77.79.244.0/22}
			PTR	`mailguard.tslservices.pl`
MX	`mx2.tslservices.pl`⁽²⁰⁾
		A	77.79.246.211^{🇵🇱 ATMAN77.79.244.0/22}
			PTR	`mailguard.tslservices.pl`
TXT	`ATfL1MkggEfWHrRg9Ys7PH17Bis+c3yb+EH87ZkKahdYsXl+md5QaoHY7rVEaPxyieydrLbvugzNN...`
TXT	`MS=ms73888713`
TXT	`knowbe4-site-verification=349fd6f32242d72fd409162e5b8078de`
TXT	`mojecertpl-site-verification-rx4eTyapjERbWXbvAsiZrOjXAS0hMVNq`
TXT	`v=spf1 include:tslservices.pl ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.88.59, 172.67.173.79
		IPv6	2606:4700:3033::ac43:ad4f, 2606:4700:3036::6815:583b
SOA	`alex.ns.cloudflare.com`dns@cloudflare.com serial=2399058684

`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=1771291435

Same first word

ckrerum.com

Similar names

mrucker.com

kcmurer.dk

DNS History

13 records (8 active, 5 former)

●NSalex.ns.cloudflare.com2026-02-15 → 2026-03-22 · 3 obs

○ 2017-05-07 21:26:42
● 2026-02-15 23:18:42
● 2026-03-22 18:01:02

○NSns1.nazwa.pl2017-05-07 → 2017-05-07 · 3 obs

● 2017-05-07 21:26:42
○ 2026-02-15 23:18:42
○ 2026-03-22 18:01:02

○NSns2.nazwa.pl2017-05-07 → 2017-05-07 · 3 obs

● 2017-05-07 21:26:42
○ 2026-02-15 23:18:42
○ 2026-03-22 18:01:02

○NSns3.nazwa.pl2017-05-07 → 2017-05-07 · 3 obs

● 2017-05-07 21:26:42
○ 2026-02-15 23:18:42
○ 2026-03-22 18:01:02

●NSsreeni.ns.cloudflare.com2026-02-15 → 2026-03-22 · 3 obs

○ 2017-05-07 21:26:42
● 2026-02-15 23:18:42
● 2026-03-22 18:01:02

○MXmx1.ckrerum.com2017-05-07 → 2017-05-07 · 3 obs

● 2017-05-07 21:26:42
○ 2026-02-15 23:18:42
○ 2026-03-22 18:01:02

●MXmx1.tslservices.pl2026-02-15 → 2026-03-22 · 3 obs

○ 2017-05-07 21:26:42
● 2026-02-15 23:18:42
● 2026-03-22 18:01:02

●MXmx2.tslservices.pl2026-02-15 → 2026-03-22 · 3 obs

○ 2017-05-07 21:26:42
● 2026-02-15 23:18:42
● 2026-03-22 18:01:02

●A104.21.88.592026-02-15 → 2026-03-22 · 3 obs

○ 2017-05-07 21:26:42
● 2026-02-15 23:18:42
● 2026-03-22 18:01:02

●A172.67.173.792026-02-15 → 2026-03-22 · 3 obs

○ 2017-05-07 21:26:42
● 2026-02-15 23:18:42
● 2026-03-22 18:01:02

●A2606:4700:3033::ac43:ad4f2026-02-15 → 2026-03-22 · 3 obs

○ 2017-05-07 21:26:42
● 2026-02-15 23:18:42
● 2026-03-22 18:01:02

●A2606:4700:3036::6815:583b2026-02-15 → 2026-03-22 · 3 obs

○ 2017-05-07 21:26:42
● 2026-02-15 23:18:42
● 2026-03-22 18:01:02

○A88.198.31.2052017-05-07 → 2017-05-07 · 3 obs

● 2017-05-07 21:26:42
○ 2026-02-15 23:18:42
○ 2026-03-22 18:01:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ckrerum.com	alex.ns.cloudflare.com, sreeni.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.194.178

NS records: alex.ns.cloudflare.com, sreeni.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 351ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.173.79, 104.21.88.59`
AAAA	2	`2606:4700:3036::6815:583b, 2606:4700:3033::ac43:ad4f`
NS	2	`alex.ns.cloudflare.com, sreeni.ns.cloudflare.com`
MX	2	`mx1.tslservices.pl (pri: 10), mx2.tslservices.pl (pri: 20)`
TXT	5	`ATfL1MkggEfWHrRg9Ys7PH17Bis+c3yb+EH87ZkK, MS=ms73888713...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alex.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

ckrerum.com maps to four IP numbers: 2606:4700:3033::ac43:ad4f, 2606:4700:3036::6815:583b, 104.21.88.59 and 172.67.173.79.

Other host names, for instance atualizacaoempresaspj.digital, imzaj.com, 0000g7.com, www.kiprinform.com and guoman8.cc share IP numbers with ckrerum.com.

Name Servers

Two name servers alex.ns.cloudflare.com and sreeni.ns.cloudflare.com are delegated to ckrerum.com.

ckrerum.com uses the same name server configuration as other domains, such as tslservices.pl, playtropolis.com, ultrespa.com, bxmblwuzy(0x736578).ru and optimalg.com.

ckrerum.com at least partially shares name servers with other domains such as my-exitwidget.com, sudosu.fr, legnadecor.com, newcastleweddingmusic.com.au and alainlacaze.com.

These name servers are commonly used alongside cash.ns.cloudflare.com, rajeev.ns.cloudflare.com and coco.ns.cloudflare.com.

Host names with six IP numbers: Host name alex.ns.cloudflare.com points to 2606:4700:58::adf5:3b64, 2803:f800:50::6ca2:c164, 2a06:98c1:50::ac40:2164, 108.162.193.100, 172.64.33.100 and 173.245.59.100; host name sreeni.ns.cloudflare.com points to 2606:4700:50::a29f:26b2, 2803:f800:50::6ca2:c2b2, 2a06:98c1:50::ac40:22b2, 108.162.194.178, 162.159.38.178 and 172.64.34.178.

Mail Servers

Two mail servers handle ckrerum.com: mx1.tslservices.pl and mx2.tslservices.pl.

ckrerum.com shares the same mail server setup as other domains, including solidcargo.com.pl, tslservices.pl, ultrespa.com, optimalg.com and kaspeda.com.

ckrerum.com shares some mail servers with other domains, at least partially, for instance optimafg.com.

Hostnames with one IP number:

mx1.tslservices.pl points to 77.79.246.211

mx2.tslservices.pl points to 77.79.246.211

Hostnames pointing to 77.79.246.211: mx1.tslservices.pl, mx2.tslservices.pl

ckrerum.com - robtex.com

ckrerum.com

com

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

`ckrerum.com`

`com`