`computingscience.nl`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:8fae^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:1bf5^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.27.245^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.143.174^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`addilyn.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26d9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`addilyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2d9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`addilyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22d9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`addilyn.ns.cloudflare.com`
		A	108.162.194.217^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`addilyn.ns.cloudflare.com`
		A	162.159.38.217^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`addilyn.ns.cloudflare.com`
		A	172.64.34.217^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`addilyn.ns.cloudflare.com`
NS	`beau.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b49^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beau.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c149^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`beau.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2149^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`beau.ns.cloudflare.com`
		A	108.162.193.73^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beau.ns.cloudflare.com`
		A	172.64.33.73^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beau.ns.cloudflare.com`
		A	173.245.59.73^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beau.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.27.245, 172.67.143.174
		IPv6 hints	2606:4700:3033::ac43:8fae, 2606:4700:3037::6815:1bf5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=97, name=cloudflare-ech.com
SOA	`addilyn.ns.cloudflare.com`dns@cloudflare.com serial=2402538716

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-05-09 17:30:02 +0000 (EPOCH 1778347802)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-05-09 #35

WOT: SAFE (61/100)

Same first word

computingscience.nl

Similar names

sciencecomputing.com

DNS History

9 records (6 active, 3 former)

●NSaddilyn.ns.cloudflare.com2026-04-26 → 2026-05-09 · 3 obs

○ 2026-02-17 23:29:52
● 2026-04-26 13:38:40
● 2026-05-09 18:08:48

○NSaustralie.net.uu.nl2015-06-03 → 2017-04-05 · 7 obs

● 2015-06-03 20:20:08
○ 2015-10-20 14:18:20
○ 2016-01-04 04:37:28
● 2016-04-02 21:18:36
● 2017-04-05 03:19:54
○ 2026-02-17 23:29:52
○ 2026-05-09 18:08:48

○NSazie.net.uu.nl2015-06-03 → 2017-04-05 · 6 obs

● 2015-06-03 20:20:08
● 2016-01-04 04:37:28
○ 2016-04-02 21:18:36
● 2017-04-05 03:19:54
○ 2026-02-17 23:29:52
○ 2026-05-09 18:08:48

●NSbeau.ns.cloudflare.com2026-04-26 → 2026-05-09 · 3 obs

○ 2026-02-17 23:29:52
● 2026-04-26 13:38:40
● 2026-05-09 18:08:48

●A104.21.27.2452026-04-26 → 2026-05-09 · 3 obs

○ 2026-02-17 23:29:52
● 2026-04-26 13:38:40
● 2026-05-09 18:08:48

○A131.211.84.1882015-06-03 → 2017-04-05 · 4 obs

● 2015-06-03 20:20:08
● 2017-04-05 03:19:54
○ 2026-02-17 23:29:52
○ 2026-05-09 18:08:48

●A172.67.143.1742026-04-26 → 2026-05-09 · 3 obs

○ 2026-02-17 23:29:52
● 2026-04-26 13:38:40
● 2026-05-09 18:08:48

●A2606:4700:3033::ac43:8fae2026-04-26 → 2026-05-09 · 3 obs

○ 2026-02-17 23:29:52
● 2026-04-26 13:38:40
● 2026-05-09 18:08:48

●A2606:4700:3037::6815:1bf52026-04-26 → 2026-05-09 · 3 obs

○ 2026-02-17 23:29:52
● 2026-04-26 13:38:40
● 2026-05-09 18:08:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns3.dns.nl, ns4.dns.nl, ns1.dns.nl	-
computingscience.nl	beau.ns.cloudflare.com, addilyn.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.217

NS records: beau.ns.cloudflare.com, addilyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for computingscience.nl (unsigned zone)

⏱️ Timing

Total: 207ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.27.245, 172.67.143.174`
AAAA	2	`2606:4700:3033::ac43:8fae, 2606:4700:3037::6815:1bf5`
NS	2	`addilyn.ns.cloudflare.com, beau.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`addilyn.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

computingscience.nl maps to four IP numbers: 2606:4700:3033::ac43:8fae, 2606:4700:3037::6815:1bf5, 104.21.27.245 and 172.67.143.174.

other host names include ca.horny(0x77686f7265)s.net, clicks.horny(0x77686f7265)s.net, 74.86.111.8-static.reverse.horny(0x77686f7265)s.net, www.your(0x706f726e)flare.com and bh407.horny(0x77686f7265)s.net; they share IP numbers with computingscience.nl.

Name Servers

Two name servers addilyn.ns.cloudflare.com and beau.ns.cloudflare.com handle the delegation for computingscience.nl.

computingscience.nl shares the same name server setup as other domains, for instance pharmacie-du-sport.com, schwuk.com, playcloud.org, quickmarker.com and zenithchase.com.

computingscience.nl at least partially shares name servers with other domains, for instance kadinband.org, 1slimnica.lv, tiarashop.gr, wuyixs.com and topekadive.com.

These name servers are commonly used alongside doug.ns.cloudflare.com, aida.ns.cloudflare.com and jule.ns.cloudflare.com.

Six IP addresses per host:

addilyn.ns.cloudflare.com points to 2606:4700:50::a29f:26d9, 2803:f800:50::6ca2:c2d9, 2a06:98c1:50::ac40:22d9, 108.162.194.217, 162.159.38.217 and 172.64.34.217; beau.ns.cloudflare.com points to 2606:4700:58::adf5:3b49, 2803:f800:50::6ca2:c149, 2a06:98c1:50::ac40:2149, 108.162.193.73, 172.64.33.73 and 173.245.59.73

computingscience.nl - robtex.com