complexity.nl - dns.ninja

`complexity.nl`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:a67e^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:3af5^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.58.245^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.166.126^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lady.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a7f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lady.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c07f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lady.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:207f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lady.ns.cloudflare.com`
		A	108.162.192.127^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lady.ns.cloudflare.com`
		A	172.64.32.127^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lady.ns.cloudflare.com`
		A	173.245.58.127^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lady.ns.cloudflare.com`
NS	`noah.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b85^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c185^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`noah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2185^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`noah.ns.cloudflare.com`
		A	108.162.193.133^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noah.ns.cloudflare.com`
		A	172.64.33.133^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noah.ns.cloudflare.com`
		A	173.245.59.133^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noah.ns.cloudflare.com`
MX	`mx.transip.email` ⭐
		A	2a01:7c8:e100:1::4aaf^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`mx.transip.email`
		A	86.105.244.9^{🇳🇱 TRANSIP-AS86.105.244.0/22 TransIP BV Amsterdam, The Netherlands}
			PTR	`mx.transip.email`
TXT	`v=spf1 include:_spf.transip.email ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.58.245, 172.67.166.126
		IPv6 hints	2606:4700:3032::ac43:a67e, 2606:4700:3037::6815:3af5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=74, name=cloudflare-ech.com
SOA	`lady.ns.cloudflare.com`dns@cloudflare.com serial=2409509347

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-07-19 16:30:02 +0000 (EPOCH 1784478602)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-07-19 #33

Same first word

DNS History

27 records (7 active, 20 former)

●NSlady.ns.cloudflare.com2015-05-31 → 2026-07-19 · 2 obs

● 2015-05-31 21:38:48
● 2026-07-19 17:14:34

●NSnoah.ns.cloudflare.com2015-05-31 → 2026-07-19 · 2 obs

● 2015-05-31 21:38:48
● 2026-07-19 17:14:34

○MXmail.complexity.nl2015-05-31 → 2016-01-19 · 4 obs

● 2015-05-31 21:38:48
● 2016-01-19 09:47:16
○ 2016-04-08 08:26:26
○ 2026-07-19 17:14:34

●MXmx.transip.email2016-04-08 → 2026-07-19 · 3 obs

○ 2016-01-19 09:47:16
● 2016-04-08 08:26:26
● 2026-07-19 17:14:34

○MXrelay.transip.nl2015-05-31 → 2016-01-19 · 4 obs

● 2015-05-31 21:38:48
● 2016-01-19 09:47:16
○ 2016-04-08 08:26:26
○ 2026-07-19 17:14:34

●A104.21.58.2452026-02-19 → 2026-07-19 · 15 obs

○ 2020-02-06 21:51:12
● 2026-02-19 23:50:28
● 2026-02-26 06:26:32
○ 2026-02-27 00:02:18
● 2026-02-27 16:18:56
● 2026-04-04 06:22:14
○ 2026-04-08 22:56:46
● 2026-04-11 07:13:42
● 2026-04-12 12:17:18
○ 2026-04-14 02:14:46
● 2026-04-17 19:21:26
● 2026-05-24 06:13:18
○ 2026-05-25 17:58:36
● 2026-06-01 05:11:08
● 2026-07-19 17:14:34

○A104.27.142.2222016-04-08 → 2020-02-06 · 5 obs

○ 2016-01-19 09:47:16
● 2016-04-08 08:26:26
● 2020-02-06 21:51:12
○ 2026-02-19 23:50:28
○ 2026-07-19 17:14:34

○A104.27.143.2222016-04-08 → 2020-02-06 · 5 obs

○ 2016-01-19 09:47:16
● 2016-04-08 08:26:26
● 2020-02-06 21:51:12
○ 2026-02-19 23:50:28
○ 2026-07-19 17:14:34

○A104.28.20.862015-10-28 → 2016-01-19 · 5 obs

○ 2015-05-31 21:38:48
● 2015-10-28 00:45:42
● 2016-01-19 09:47:16
○ 2016-04-08 08:26:26
○ 2026-07-19 17:14:34

○A104.28.21.862015-10-28 → 2016-01-19 · 5 obs

○ 2015-05-31 21:38:48
● 2015-10-28 00:45:42
● 2016-01-19 09:47:16
○ 2016-04-08 08:26:26
○ 2026-07-19 17:14:34

●A172.67.166.1262026-02-19 → 2026-07-19 · 15 obs

○A188.114.96.02026-02-27 → 2026-05-25 · 13 obs

○ 2026-02-26 06:26:32
● 2026-02-27 00:02:18
○ 2026-02-27 16:18:56
○ 2026-04-04 06:22:14
● 2026-04-08 22:56:46
○ 2026-04-11 07:13:42
○ 2026-04-12 12:17:18
● 2026-04-14 02:14:46
○ 2026-04-17 19:21:26
○ 2026-05-24 06:13:18
● 2026-05-25 17:58:36
○ 2026-06-01 05:11:08
○ 2026-07-19 17:14:34

○A188.114.97.02026-02-27 → 2026-05-25 · 13 obs

○A2400:cb00:2048:1::681b:8ede2016-04-08 → 2016-11-24 · 5 obs

○ 2016-01-19 09:47:16
● 2016-04-08 08:26:26
● 2016-11-24 22:33:40
○ 2020-02-06 21:51:12
○ 2026-07-19 17:14:34

○A2400:cb00:2048:1::681b:8fde2016-04-08 → 2016-11-24 · 5 obs

○ 2016-01-19 09:47:16
● 2016-04-08 08:26:26
● 2016-11-24 22:33:40
○ 2020-02-06 21:51:12
○ 2026-07-19 17:14:34

○A2400:cb00:2048:1::681c:14562015-10-28 → 2016-01-19 · 5 obs

○ 2015-05-31 21:38:48
● 2015-10-28 00:45:42
● 2016-01-19 09:47:16
○ 2016-04-08 08:26:26
○ 2026-07-19 17:14:34

○A2400:cb00:2048:1::681c:15562015-10-28 → 2016-01-19 · 5 obs

○ 2015-05-31 21:38:48
● 2015-10-28 00:45:42
● 2016-01-19 09:47:16
○ 2016-04-08 08:26:26
○ 2026-07-19 17:14:34

●A2606:4700:3032::ac43:a67e2026-06-23 → 2026-07-19 · 3 obs

○ 2026-06-11 20:47:56
● 2026-06-23 05:26:26
● 2026-07-19 17:14:34

○A2606:4700:3033::ac43:a67e2026-02-19 → 2026-06-11 · 17 obs

○A2606:4700:3034::6815:3af52026-02-19 → 2026-06-11 · 17 obs

○A2606:4700:3034::681b:8ede2020-02-06 → 2020-02-06 · 4 obs

○ 2016-11-24 22:33:40
● 2020-02-06 21:51:12
○ 2026-02-19 23:50:28
○ 2026-07-19 17:14:34

○A2606:4700:3035::681b:8fde2020-02-06 → 2020-02-06 · 4 obs

○ 2016-11-24 22:33:40
● 2020-02-06 21:51:12
○ 2026-02-19 23:50:28
○ 2026-07-19 17:14:34

●A2606:4700:3037::6815:3af52026-06-23 → 2026-07-19 · 3 obs

○ 2026-06-11 20:47:56
● 2026-06-23 05:26:26
● 2026-07-19 17:14:34

○A2a01:7c8:eb:0:95:170:70:1812015-05-31 → 2015-05-31 · 3 obs

● 2015-05-31 21:38:48
○ 2015-10-28 00:45:42
○ 2026-07-19 17:14:34

○A2a06:98c1:3120::2026-02-27 → 2026-05-25 · 13 obs

○A2a06:98c1:3121::2026-02-27 → 2026-05-25 · 13 obs

○A95.170.70.1812015-05-31 → 2015-05-31 · 3 obs

● 2015-05-31 21:38:48
○ 2015-10-28 00:45:42
○ 2026-07-19 17:14:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns4.dns.nl, ns3.dns.nl, ns1.dns.nl	-
complexity.nl	lady.ns.cloudflare.com, noah.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.133

NS records: lady.ns.cloudflare.com, noah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for complexity.nl (unsigned zone)

⏱️ Timing

Total: 494ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.166.126, 104.21.58.245`
AAAA	2	`2606:4700:3032::ac43:a67e, 2606:4700:3037::6815:3af5`
NS	2	`lady.ns.cloudflare.com, noah.ns.cloudflare.com`
MX	1	`mx.transip.email (pri: 10)`
TXT	1	`v=spf1 include:_spf.transip.email ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lady.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

complexity.nl points to the four IP addresses 104.21.58.245, 172.67.166.126, 2606:4700:3032::ac43:a67e and 2606:4700:3037::6815:3af5.

Additional host names — mail.cacheexploration.com, reudji.masdenif.com, www.architetto.info and two others — share IP numbers with complexity.nl.

Name Servers

complexity.nl is served by two delegated name servers, lady.ns.cloudflare.com and noah.ns.cloudflare.com.

complexity.nl shares its name server setup with other domains, including azvets.com, alpinez.com, us-ledgure.pages.dev and two others.

There is at least partial name server overlap between complexity.nl and other domains — operationbreakout.com, qwqpxm.lol, nexthometherealestatepros.com and two more among them.

These name servers frequently co-occur with the name servers norm.ns.cloudflare.com and rob.ns.cloudflare.com.

Host names with 6 IP numbers:

lady.ns.cloudflare.com carries IP addresses 108.162.192.127, 172.64.32.127 and 173.245.58.127, with 3 other addresses beyond those.

noah.ns.cloudflare.com carries IP addresses 108.162.193.133, 172.64.33.133 and 173.245.59.133, with 3 other addresses beyond those.

Mail Servers

complexity.nl has one mail server: mx.transip.email.

complexity.nl shares the same mail server setup as other domains, including webus.nl, palmen-ict.nl, boramedia.nl and two others.

complexity.nl and a number of other domains — studioschalken.nl, eventsolution.nl, logedriehoek.nl and huureenmotor.nl among them — share at least some of the same mail servers.

These mail servers are frequently seen alongside the mail servers relay.transip.nl.

mx.transip.email carries two IP numbers: 86.105.244.9 and 2a01:7c8:e100:1::4aaf.