`olcheck.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:f1c^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:ccd0^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.15.28^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.204.208^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`art.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b66^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c166^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`art.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2166^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`art.ns.cloudflare.com`
		A	108.162.193.102^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
		A	172.64.33.102^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
		A	173.245.59.102^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
NS	`gail.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a74^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gail.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c074^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gail.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2074^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gail.ns.cloudflare.com`
		A	108.162.192.116^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-108-162-192-116.defastlink.net`
		A	172.64.32.116^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-32-116.defastlink.net`
		A	173.245.58.116^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-173-245-58-116.defastlink.net`
TXT	`brevo-code:92277cf38bdc9772503747ceb399696d`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.15.28, 172.67.204.208
		IPv6	2606:4700:3030::6815:f1c, 2606:4700:3031::ac43:ccd0
SOA	`art.ns.cloudflare.com`dns@cloudflare.com serial=2399505182

`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

olcheck.com

Similar names

choleck.es

chockle.com

kelchco.com

lockech.com

checkol.com

checklo.com

kcloche.com

DNS History

17 records (6 active, 11 former)

●NSart.ns.cloudflare.com2026-02-15 → 2026-03-23 · 3 obs

○ 2018-05-16 02:07:32
● 2026-02-15 11:21:52
● 2026-03-23 19:57:00

●NSgail.ns.cloudflare.com2026-02-15 → 2026-03-23 · 3 obs

○ 2018-05-16 02:07:32
● 2026-02-15 11:21:52
● 2026-03-23 19:57:00

○NSns37.domaincontrol.com2018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:07:32
○ 2026-02-15 11:21:52
○ 2026-03-23 19:57:00

○NSns38.domaincontrol.com2018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:07:32
○ 2026-02-15 11:21:52
○ 2026-03-23 19:57:00

●A104.21.15.282026-02-15 → 2026-03-23 · 3 obs

○ 2018-05-16 02:07:32
● 2026-02-15 11:21:52
● 2026-03-23 19:57:00

●A172.67.204.2082026-02-15 → 2026-03-23 · 3 obs

○ 2018-05-16 02:07:32
● 2026-02-15 11:21:52
● 2026-03-23 19:57:00

○A184.168.221.362018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:07:32
○ 2026-02-15 11:21:52
○ 2026-03-23 19:57:00

○A184.168.221.392018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:07:32
○ 2026-02-15 11:21:52
○ 2026-03-23 19:57:00

○A184.168.221.472018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:07:32
○ 2026-02-15 11:21:52
○ 2026-03-23 19:57:00

○A184.168.221.492018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:07:32
○ 2026-02-15 11:21:52
○ 2026-03-23 19:57:00

○A184.168.221.572018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:07:32
○ 2026-02-15 11:21:52
○ 2026-03-23 19:57:00

○A184.168.221.612018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:07:32
○ 2026-02-15 11:21:52
○ 2026-03-23 19:57:00

●A2606:4700:3030::6815:f1c2026-02-15 → 2026-03-23 · 3 obs

○ 2018-05-16 02:07:32
● 2026-02-15 11:21:52
● 2026-03-23 19:57:00

●A2606:4700:3031::ac43:ccd02026-02-15 → 2026-03-23 · 3 obs

○ 2018-05-16 02:07:32
● 2026-02-15 11:21:52
● 2026-03-23 19:57:00

○A50.63.202.332018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:07:32
○ 2026-02-15 11:21:52
○ 2026-03-23 19:57:00

○A50.63.202.472018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:07:32
○ 2026-02-15 11:21:52
○ 2026-03-23 19:57:00

○A50.63.202.532018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:07:32
○ 2026-02-15 11:21:52
○ 2026-03-23 19:57:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
olcheck.com	gail.ns.cloudflare.com, art.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.102

NS records: gail.ns.cloudflare.com, art.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for olcheck.com (unsigned zone)

⏱️ Timing

Total: 1110ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.15.28, 172.67.204.208`
AAAA	2	`2606:4700:3031::ac43:ccd0, 2606:4700:3030::6815:f1c`
NS	2	`art.ns.cloudflare.com, gail.ns.cloudflare.com`
TXT	1	`brevo-code:92277cf38bdc9772503747ceb3996`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`art.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

olcheck.com points to four IP numbers: 2606:4700:3030::6815:f1c, 2606:4700:3031::ac43:ccd0, 104.21.15.28 and 172.67.204.208.

For instance, other host names acornacademy.net, www.thedatadriver.com, eb6a50842186.i88176.com, snowtoysnc.com and sorengrau.net share IP numbers with olcheck.com.

Name Servers

olcheck.com is delegated to two name servers: art.ns.cloudflare.com and gail.ns.cloudflare.com.

olcheck.com uses the same name server setup as other domains such as auroracosmetics.mx, personal-injury-attorney.com, cuyahogacollective.com, cashbuy.de and (0x62656567)an-ad.com.

olcheck.com shares name servers with other domains at least partially, for example popsori.com, xonly8.com, archpointid.com, generateuuid.net and ierapetra.net.

These name servers are commonly used with glen.ns.cloudflare.com, noor.ns.cloudflare.com and coco.ns.cloudflare.com.

Host names with six IP numbers: host name art.ns.cloudflare.com points to: 2606:4700:58::adf5:3b66, 2803:f800:50::6ca2:c166, 2a06:98c1:50::ac40:2166, 108.162.193.102, 172.64.33.102 and 173.245.59.102; host name gail.ns.cloudflare.com points to: 2606:4700:50::adf5:3a74, 2803:f800:50::6ca2:c074, 2a06:98c1:50::ac40:2074, 108.162.192.116, 172.64.32.116 and 173.245.58.116.

olcheck.com - robtex.com

olcheck.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

`olcheck.com`

`com`