rotterdam.dk

📜 Historical scan 2026-08-20 20:40:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rotterdam.dk is a .dk domain served by 2 nameservers (ishaan.ns.cloudflare.com, karina.ns.cloudflare.com). It was registered on 1 September 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.72.108 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 522ms

Nameserver	IP addresses	PTR	ASN / ISP
ishaan.ns.cloudflare.com	108.162.195.213 162.159.44.213 172.64.35.213 2606:4700:58::a29f:2cd5 2803:f800:50::6ca2:c3d5 2a06:98c1:50::ac40:23d5	ishaan.ns.cloudflare.com ishaan.ns.cloudflare.com ishaan.ns.cloudflare.com ishaan.ns.cloudflare.com ishaan.ns.cloudflare.com ishaan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
karina.ns.cloudflare.com	108.162.192.178 172.64.32.178 173.245.58.178 2606:4700:50::adf5:3ab2 2803:f800:50::6ca2:c0b2 2a06:98c1:50::ac40:20b2	karina.ns.cloudflare.com karina.ns.cloudflare.com karina.ns.cloudflare.com karina.ns.cloudflare.com karina.ns.cloudflare.com karina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 485ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.72.108	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.181.172	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 506ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:486c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:b5ac	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 496ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=104.21.72.108,172.67.181.172 ech=AEX+DQBB4wAgACAoulem06W6JHduWoXYsSI48mVBiWckGpgKNzjZBLwzaQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:486c,2606:4700:3032::ac43:b5ac

📝 TXT Records#

1 records 933ms

TXT Record
google-site-verification=nQj5qUzTFkBiydf-uJocxBezrowqwXe5vaU_2x4TIVQ

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-19 03:31:56

www	104.21.72.108 172.67.181.172 2606:4700:3031::6815:486c 2606:4700:3032::ac43:b5ac (AS13335) (address records, no CNAME)
www vs bare domain	Same network rotterdam.dk: 104.21.72.108 172.67.181.172 2606:4700:3031::6815:486c 2606:4700:3032::ac43:b5ac (AS13335) www.rotterdam.dk: 104.21.72.108 172.67.181.172 2606:4700:3031::6815:486c 2606:4700:3032::ac43:b5ac (AS13335)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.rotterdam.dk	bZUCoGkoXV_ntIZ42-p69XOrUJ0mRFbBhRQ9CZM36e0
TXT	_acme-challenge.rotterdam.dk	CBbfroWkb4yUVScvtNNs9s8Se-tRErXru6xWsnHn0kw

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

726ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2412701466
Primary NS (MNAME)	ishaan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 15:15:48

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-09-01
Expires	2027-09-30 (343d)

📋 WHOIS#

⏱️ Lookup Timing#

522ms

485ms

479ms

AAAA

506ms

TXT

933ms

CAA

500ms

HTTPS

496ms

TLSA

332ms

SOA

0ms

MTA-STS

580ms

DNSSEC

726ms

SRV

528ms

Total

11131ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 03:31:56	442ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-07 14:43:34	865ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-24 18:25:17	705ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-20 20:40:48 shown	11131ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-09 23:33:52	3200ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-29 11:14:16	732ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-25 14:36:20	3349ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-25 07:35:33	1953ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-23 23:07:02	2805ms	2 NS 2 A 0 MX	❓ Unknown
2026-06-19 19:48:36	637ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 17:47:01	1397ms	2 NS 2 A 0 MX	🔓 Insecure