`ducodevries.nl`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:86fb^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:69a^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.6.154^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.134.251^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cris.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cca^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cris.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3ca^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cris.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23ca^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cris.ns.cloudflare.com`
		A	108.162.195.202^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cris.ns.cloudflare.com`
		A	162.159.44.202^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cris.ns.cloudflare.com`
		A	172.64.35.202^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cris.ns.cloudflare.com`
NS	`kenia.ns.cloudflare.com`
		A	2606:4700:50::a29f:265d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kenia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c25d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kenia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:225d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kenia.ns.cloudflare.com`
		A	108.162.194.93^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kenia.ns.cloudflare.com`
		A	162.159.38.93^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kenia.ns.cloudflare.com`
		A	172.64.34.93^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kenia.ns.cloudflare.com`
MX	`ducodevries-nl.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::1^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::5^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00205.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::7^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00307.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.68.36^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db5pr02cu00104.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
TXT	`MS=ms27660301`
TXT	`v=spf1 a mx include:spf.protection.outlook.com include:spf.eprov.eu -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.6.154, 172.67.134.251
		IPv6 hints	2606:4700:3031::ac43:86fb, 2606:4700:3033::6815:69a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=191, name=cloudflare-ech.com
SOA	`cris.ns.cloudflare.com`dns@cloudflare.com serial=2409524565

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-07-18 14:30:02 +0000 (EPOCH 1784385002)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-07-18 #29

Same first word

ducodevries.nl

Similar names

discoveredu.ai

DNS History

23 records (7 active, 16 former)

●NScris.ns.cloudflare.com2026-07-18 → 2026-07-18 · 3 obs

○ 2026-06-11 11:42:40
● 2026-07-18 09:00:40
● 2026-07-18 15:32:04

●NSkenia.ns.cloudflare.com2026-07-18 → 2026-07-18 · 3 obs

○ 2026-06-11 11:42:40
● 2026-07-18 09:00:40
● 2026-07-18 15:32:04

○NSns0.transip.net2026-06-11 → 2026-06-11 · 4 obs

○ 2020-03-03 11:59:28
● 2026-06-11 11:42:40
○ 2026-07-18 09:00:40
○ 2026-07-18 15:32:04

○NSns1.flexwebhosting.nl2015-08-11 → 2017-03-27 · 4 obs

● 2015-08-11 15:26:54
● 2017-03-27 21:15:40
○ 2020-03-03 11:59:28
○ 2026-07-18 15:32:04

○NSns1.transip.nl2026-06-11 → 2026-06-11 · 4 obs

○ 2020-03-03 11:59:28
● 2026-06-11 11:42:40
○ 2026-07-18 09:00:40
○ 2026-07-18 15:32:04

○NSns1.websecurehosting.net2020-03-03 → 2020-03-03 · 4 obs

○ 2017-03-27 21:15:40
● 2020-03-03 11:59:28
○ 2026-06-11 11:42:40
○ 2026-07-18 15:32:04

○NSns2.flexwebhosting.nl2015-08-11 → 2017-03-27 · 4 obs

● 2015-08-11 15:26:54
● 2017-03-27 21:15:40
○ 2020-03-03 11:59:28
○ 2026-07-18 15:32:04

○NSns2.transip.eu2026-06-11 → 2026-06-11 · 4 obs

○ 2020-03-03 11:59:28
● 2026-06-11 11:42:40
○ 2026-07-18 09:00:40
○ 2026-07-18 15:32:04

○NSns2.websecurehosting.net2020-03-03 → 2020-03-03 · 4 obs

○ 2017-03-27 21:15:40
● 2020-03-03 11:59:28
○ 2026-06-11 11:42:40
○ 2026-07-18 15:32:04

○NSns3.flexwebhosting.com2015-08-11 → 2017-03-27 · 4 obs

● 2015-08-11 15:26:54
● 2017-03-27 21:15:40
○ 2020-03-03 11:59:28
○ 2026-07-18 15:32:04

●MXducodevries-nl.mail.protection.outlook.com2026-06-11 → 2026-07-18 · 3 obs

○ 2020-03-03 11:59:28
● 2026-06-11 11:42:40
● 2026-07-18 15:32:04

○MXmail.ducodevries.nl2020-03-03 → 2020-03-03 · 4 obs

○ 2017-03-27 21:15:40
● 2020-03-03 11:59:28
○ 2026-06-11 11:42:40
○ 2026-07-18 15:32:04

○MXsrv1.flexfilter.nl2015-08-11 → 2017-03-27 · 4 obs

● 2015-08-11 15:26:54
● 2017-03-27 21:15:40
○ 2020-03-03 11:59:28
○ 2026-07-18 15:32:04

○MXsrv2.flexfilter.nl2015-08-11 → 2017-03-27 · 4 obs

● 2015-08-11 15:26:54
● 2017-03-27 21:15:40
○ 2020-03-03 11:59:28
○ 2026-07-18 15:32:04

●A104.21.6.1542026-07-18 → 2026-07-18 · 3 obs

○ 2026-06-11 11:42:40
● 2026-07-18 09:00:40
● 2026-07-18 15:32:04

●A172.67.134.2512026-07-18 → 2026-07-18 · 3 obs

○ 2026-06-11 11:42:40
● 2026-07-18 09:00:40
● 2026-07-18 15:32:04

●A2606:4700:3031::ac43:86fb2026-07-18 → 2026-07-18 · 3 obs

○ 2026-06-11 11:42:40
● 2026-07-18 09:00:40
● 2026-07-18 15:32:04

●A2606:4700:3033::6815:69a2026-07-18 → 2026-07-18 · 3 obs

○ 2026-06-11 11:42:40
● 2026-07-18 09:00:40
● 2026-07-18 15:32:04

○A2a01:7c8:aac2:2ac:5054:ff:fec5:bf3c2020-03-03 → 2020-03-03 · 4 obs

○ 2017-03-27 21:15:40
● 2020-03-03 11:59:28
○ 2026-06-11 11:42:40
○ 2026-07-18 15:32:04

○A2a0f:e382::352026-06-11 → 2026-06-11 · 4 obs

○ 2020-03-03 11:59:28
● 2026-06-11 11:42:40
○ 2026-07-18 09:00:40
○ 2026-07-18 15:32:04

○A37.97.198.162020-03-03 → 2020-03-03 · 4 obs

○ 2017-03-27 21:15:40
● 2020-03-03 11:59:28
○ 2026-06-11 11:42:40
○ 2026-07-18 15:32:04

○A45.84.218.352026-06-11 → 2026-06-11 · 4 obs

○ 2020-03-03 11:59:28
● 2026-06-11 11:42:40
○ 2026-07-18 09:00:40
○ 2026-07-18 15:32:04

○A85.92.144.142015-08-11 → 2017-03-27 · 4 obs

● 2015-08-11 15:26:54
● 2017-03-27 21:15:40
○ 2020-03-03 11:59:28
○ 2026-07-18 15:32:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns4.dns.nl, ns3.dns.nl, ns1.dns.nl	-
ducodevries.nl	cris.ns.cloudflare.com, kenia.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.202

NS records: cris.ns.cloudflare.com, kenia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ducodevries.nl (unsigned zone)

⏱️ Timing

Total: 934ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.134.251, 104.21.6.154`
AAAA	2	`2606:4700:3031::ac43:86fb, 2606:4700:3033::6815:69a`
NS	2	`cris.ns.cloudflare.com, kenia.ns.cloudflare.com`
MX	1	`ducodevries-nl.mail.protection.outlook.c`
TXT	2	`MS=ms27660301, v=spf1 a mx include:spf.protection.outlo`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cris.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

ducodevries.nl points to the four IP addresses 104.21.6.154, 172.67.134.251, 2606:4700:3031::ac43:86fb and 2606:4700:3033::6815:69a.

Two other host names, along with aplanor.com, jcsc.edu.jm and falcontrading.ro, also share IP numbers with ducodevries.nl.

Name Servers

The NS records for ducodevries.nl delegate to cris.ns.cloudflare.com and kenia.ns.cloudflare.com.

ducodevries.nl shares its NS records with other domains, for example vistoriago.com.br, safeedge.no, nhandinhkeo.app and two others.

The name servers of ducodevries.nl overlap at least partially with those of other domains — among them hotdealshirts.com, baik-mi.com, digitalplat.org and two more.

The name servers jamie.ns.cloudflare.com, sloan.ns.cloudflare.com, kellen.ns.cloudflare.com and two others are commonly seen in use alongside these name servers.

DNS names with 6 IP addresses:

cris.ns.cloudflare.com maps to 108.162.195.202, 162.159.44.202, 172.64.35.202 and 3 additional IP addresses.

kenia.ns.cloudflare.com maps to 108.162.194.93, 162.159.38.93, 172.64.34.93 and 3 additional IP addresses.

Mail Servers

The sole mail server for ducodevries.nl is ducodevries-nl.mail.protection.outlook.com.

With 8 IP addresses total, ducodevries-nl.mail.protection.outlook.com resolves to 52.101.68.0, 52.101.68.25, 52.101.68.36 and 5 others.

ducodevries.nl - robtex.com

ducodevries.nl

nl

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`ducodevries.nl`

`nl`