`checknumber.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:b998^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:1344^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.19.68^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.185.152^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cartman.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cdb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cartman.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3db^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cartman.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23db^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cartman.ns.cloudflare.com`
		A	108.162.195.219^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cartman.ns.cloudflare.com`
		A	162.159.44.219^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cartman.ns.cloudflare.com`
		A	172.64.35.219^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cartman.ns.cloudflare.com`
NS	`galilea.ns.cloudflare.com`
		A	2606:4700:50::a29f:26e9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`galilea.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2e9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`galilea.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22e9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`galilea.ns.cloudflare.com`
		A	108.162.194.233^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`galilea.ns.cloudflare.com`
		A	162.159.38.233^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`galilea.ns.cloudflare.com`
		A	172.64.34.233^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`galilea.ns.cloudflare.com`
MX	`mail.checknumber.com` ⭐
		A	185.201.114.62^{🇵🇱 BIZNESHOST-AS185.201.112.0/22}
			PTR	`vpshd1101.cyber-folks.pl`
TXT	`google-site-verification=IqL5ljRHCJ0yNv1Fl7wumHAU4VooBPinIRdC9teUg7g`
TXT	`v=spf1 a mx include:_spf.cyberfolks.pl -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.19.68, 172.67.185.152
		IPv6	2606:4700:3030::ac43:b998, 2606:4700:3035::6815:1344
SOA	`cartman.ns.cloudflare.com`dns@cloudflare.com serial=2397098258

`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

📈 Tranco rank: #132,320

Subdomains

www.checknumber.com

Same first word

checknumber.com

Similar names

numbercheck.com

numbercheck.co.uk

DNS History

15 records (7 active, 8 former)

●NScartman.ns.cloudflare.com2026-02-18 → 2026-03-23 · 3 obs

○ 2020-03-10 02:57:18
● 2026-02-18 12:24:00
● 2026-03-23 14:51:46

●NSgalilea.ns.cloudflare.com2026-02-18 → 2026-03-23 · 3 obs

○ 2020-03-10 02:57:18
● 2026-02-18 12:24:00
● 2026-03-23 14:51:46

○NSns1.sedoparking.com2020-03-10 → 2020-03-10 · 3 obs

● 2020-03-10 02:57:18
○ 2026-02-18 12:24:00
○ 2026-03-23 14:51:46

○NSns2.sedoparking.com2020-03-10 → 2020-03-10 · 3 obs

● 2020-03-10 02:57:18
○ 2026-02-18 12:24:00
○ 2026-03-23 14:51:46

●MXmail.checknumber.com2026-02-18 → 2026-03-23 · 3 obs

○ 2020-03-10 02:57:18
● 2026-02-18 12:24:00
● 2026-03-23 14:51:46

○MXmail.pickelhost.com2020-03-10 → 2020-03-10 · 3 obs

● 2020-03-10 02:57:18
○ 2026-02-18 12:24:00
○ 2026-03-23 14:51:46

●A104.21.19.682026-03-23 → 2026-03-23 · 3 obs

○ 2026-02-18 12:24:00
● 2026-03-23 14:51:44
● 2026-03-23 14:51:46

●A172.67.185.1522026-03-23 → 2026-03-23 · 3 obs

○ 2026-02-18 12:24:00
● 2026-03-23 14:51:44
● 2026-03-23 14:51:46

○A188.114.96.02026-02-18 → 2026-02-18 · 4 obs

○ 2020-03-10 02:57:18
● 2026-02-18 12:24:00
○ 2026-03-23 14:51:44
○ 2026-03-23 14:51:46

○A188.114.97.02026-02-18 → 2026-02-18 · 4 obs

○ 2020-03-10 02:57:18
● 2026-02-18 12:24:00
○ 2026-03-23 14:51:44
○ 2026-03-23 14:51:46

●A2606:4700:3030::ac43:b9982026-03-23 → 2026-03-23 · 3 obs

○ 2026-02-18 12:24:00
● 2026-03-23 14:51:44
● 2026-03-23 14:51:46

●A2606:4700:3035::6815:13442026-03-23 → 2026-03-23 · 3 obs

○ 2026-02-18 12:24:00
● 2026-03-23 14:51:44
● 2026-03-23 14:51:46

○A2a06:98c1:3120::2026-02-18 → 2026-02-18 · 4 obs

○ 2020-03-10 02:57:18
● 2026-02-18 12:24:00
○ 2026-03-23 14:51:44
○ 2026-03-23 14:51:46

○A2a06:98c1:3121::2026-02-18 → 2026-02-18 · 4 obs

○ 2020-03-10 02:57:18
● 2026-02-18 12:24:00
○ 2026-03-23 14:51:44
○ 2026-03-23 14:51:46

○A91.195.240.1262020-03-10 → 2020-03-10 · 3 obs

● 2020-03-10 02:57:18
○ 2026-02-18 12:24:00
○ 2026-03-23 14:51:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
checknumber.com	galilea.ns.cloudflare.com, cartman.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.233

NS records: galilea.ns.cloudflare.com, cartman.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for checknumber.com (unsigned zone)

⏱️ Timing

Total: 192ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.185.152, 104.21.19.68`
AAAA	2	`2606:4700:3030::ac43:b998, 2606:4700:3035::6815:1344`
NS	2	`cartman.ns.cloudflare.com, galilea.ns.cloudflare.com`
MX	1	`mail.checknumber.com (pri: 10)`
TXT	2	`google-site-verification=IqL5ljRHCJ0yNv1, v=spf1 a mx include:_spf.cyberfolks.pl -`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cartman.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

checknumber.com is the parent of www.checknumber.com.

IP Addresses

Four IP numbers are pointed to by checknumber.com: 2606:4700:3030::ac43:b998, 2606:4700:3035::6815:1344, 104.21.19.68 and 172.67.185.152.

other host names including stefancosten.co.uk, autodogma.com, www.wisdomseller.com, automole.net and prd.tweethost.com share IP numbers with checknumber.com.

Name Servers

checknumber.com is delegated to two name servers cartman.ns.cloudflare.com and galilea.ns.cloudflare.com.

checknumber.com shares the same name server setup as other domains, for instance en-secretscope.com, eng-eng-prozenith.com, prozanith.us, adaresboutique.com and en-en--prozenith.com.

checknumber.com at least partially shares name servers with other domains, for instance omneslink.com, wesleypullen.com, nvhotels.com, berty.com.br and drekhatech.pe.

These name servers are commonly used with theo.ns.cloudflare.com, devin.ns.cloudflare.com and irena.ns.cloudflare.com.

Host names with six IP numbers:

Host name cartman.ns.cloudflare.com points to: 2606:4700:58::a29f:2cdb, 2803:f800:50::6ca2:c3db, 2a06:98c1:50::ac40:23db, 108.162.195.219, 162.159.44.219 and 172.64.35.219.

Host name galilea.ns.cloudflare.com points to: 2606:4700:50::a29f:26e9, 2803:f800:50::6ca2:c2e9, 2a06:98c1:50::ac40:22e9, 108.162.194.233, 162.159.38.233 and 172.64.34.233.

Mail Servers

checknumber.com is handled by a single mail server, mail.checknumber.com.

mail.checknumber.com resolves to IP 185.201.114.62.

checknumber.com - robtex.com

checknumber.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`checknumber.com`

`com`