`cosein.nl`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:b979^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:441b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.68.27^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.185.121^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`clyde.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b5b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clyde.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c15b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`clyde.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:215b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`clyde.ns.cloudflare.com`
		A	108.162.193.91^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clyde.ns.cloudflare.com`
		A	172.64.33.91^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clyde.ns.cloudflare.com`
		A	173.245.59.91^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clyde.ns.cloudflare.com`
NS	`elle.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a6e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elle.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c06e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elle.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:206e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elle.ns.cloudflare.com`
		A	108.162.192.110^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elle.ns.cloudflare.com`
		A	172.64.32.110^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elle.ns.cloudflare.com`
		A	173.245.58.110^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elle.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.68.27, 172.67.185.121
		IPv6 hints	2606:4700:3030::ac43:b979, 2606:4700:3037::6815:441b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=13, name=cloudflare-ech.com
SOA	`clyde.ns.cloudflare.com`dns@cloudflare.com serial=2407671909

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-07-27 20:30:01 +0000 (EPOCH 1785184201)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-07-27 #41

Same first word

cosein.com.mx

cosein.mx

cosein.nl

cosein.com

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DNS History

10 records (6 active, 4 former)

●NSclyde.ns.cloudflare.com2026-06-25 → 2026-07-27 · 3 obs

○ 2016-12-28 02:09:24
● 2026-06-25 15:39:38
● 2026-07-27 21:22:22

●NSelle.ns.cloudflare.com2026-06-25 → 2026-07-27 · 3 obs

○ 2016-12-28 02:09:24
● 2026-06-25 15:39:38
● 2026-07-27 21:22:22

○NSns1.redainternet.nl2015-08-11 → 2016-12-28 · 4 obs

● 2015-08-11 10:57:48
● 2016-12-28 02:09:24
○ 2026-06-25 15:39:38
○ 2026-07-27 21:22:22

○NSns2.redainternet.nl2015-08-11 → 2016-12-28 · 4 obs

● 2015-08-11 10:57:48
● 2016-12-28 02:09:24
○ 2026-06-25 15:39:38
○ 2026-07-27 21:22:22

○MXmx5.redainternet.nl2015-08-11 → 2016-12-28 · 4 obs

● 2015-08-11 10:57:48
● 2016-12-28 02:09:24
○ 2026-06-25 15:39:38
○ 2026-07-27 21:22:22

●A104.21.68.272026-06-25 → 2026-07-27 · 3 obs

○ 2016-12-28 02:09:24
● 2026-06-25 15:39:38
● 2026-07-27 21:22:22

●A172.67.185.1212026-06-25 → 2026-07-27 · 3 obs

○ 2016-12-28 02:09:24
● 2026-06-25 15:39:38
● 2026-07-27 21:22:22

●A2606:4700:3030::ac43:b9792026-06-25 → 2026-07-27 · 3 obs

○ 2016-12-28 02:09:24
● 2026-06-25 15:39:38
● 2026-07-27 21:22:22

●A2606:4700:3037::6815:441b2026-06-25 → 2026-07-27 · 3 obs

○ 2016-12-28 02:09:24
● 2026-06-25 15:39:38
● 2026-07-27 21:22:22

○A91.142.132.392015-08-11 → 2016-12-28 · 4 obs

● 2015-08-11 10:57:48
● 2016-12-28 02:09:24
○ 2026-06-25 15:39:38
○ 2026-07-27 21:22:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
cosein.nl	elle.ns.cloudflare.com, clyde.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.91

NS records: elle.ns.cloudflare.com, clyde.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cosein.nl (unsigned zone)

⏱️ Timing

Total: 400ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.185.121, 104.21.68.27`
AAAA	2	`2606:4700:3030::ac43:b979, 2606:4700:3037::6815:441b`
NS	2	`clyde.ns.cloudflare.com, elle.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`clyde.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

cosein.nl directs to four IP numbers, which are 104.21.68.27, 172.67.185.121, 2606:4700:3030::ac43:b979 and 2606:4700:3037::6815:441b.

Among the host names that share IP numbers with cosein.nl are www.realelixir.com, www.alinea.de, xivsim.com and two others.

Name Servers

cosein.nl has two authoritative name servers — clyde.ns.cloudflare.com and elle.ns.cloudflare.com.

cosein.nl has the same name server delegation as a number of other domains, such as hncsearch.com, xoilacz-1.com, cafepeanuts.nl and two more.

There is at least partial name server overlap between cosein.nl and other domains — ecu-data.com, goforwork.com, erikbas.com and two more among them.

The name servers lila.ns.cloudflare.com, mona.ns.cloudflare.com and maya.ns.cloudflare.com are often found in combination with these name servers.

Host names resolving to 6 IP numbers:

clyde.ns.cloudflare.com points to 108.162.193.91, 172.64.33.91, 173.245.59.91 and 3 other IP addresses.

elle.ns.cloudflare.com points to 108.162.192.110, 172.64.32.110, 173.245.58.110 and 3 other IP addresses.

cosein.nl - robtex.com

cosein.nl

nl

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`cosein.nl`

`nl`