crawl.dk

📜 Historical scan 2026-07-02 22:16:11 · ← Latest scan

🧟 Lame delegation ⬇ Zone File 📜 Timeline & History ⚡ Scan Now

crawl.dk is a registered .dk domain whose nameservers (beth.ns.cloudflare.com, jim.ns.cloudflare.com) do not answer for it, so it is currently a lame delegation and does not resolve. It was registered on 17 June 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.37.66 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route2.mx.cloudflare.net, route1.mx.cloudflare.net and 1 more. 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 4044ms

Nameserver	IP addresses	PTR	ASN / ISP
beth.ns.cloudflare.com	108.162.192.103 172.64.32.103 173.245.58.103 2606:4700:50::adf5:3a67 2803:f800:50::6ca2:c067 2a06:98c1:50::ac40:2067	beth.ns.cloudflare.com beth.ns.cloudflare.com beth.ns.cloudflare.com beth.ns.cloudflare.com beth.ns.cloudflare.com beth.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jim.ns.cloudflare.com	108.162.193.125 172.64.33.125 173.245.59.125 2606:4700:58::adf5:3b7d 2803:f800:50::6ca2:c17d 2a06:98c1:50::ac40:217d	jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com jim.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 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.37.66	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.205.15	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 2051ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
3	300s	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
39	300s	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
64	300s	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)#

2 records 50ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:2542	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:cd0f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 39ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.37.66,172.67.205.15 ech=AEX+DQBBXQAgACADdPjvLqt2VnSp5GnQCFOqdlHJM5oiUI/Op4xWu/9eNwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:2542,2606:4700:3034::ac43:cd0f

📝 TXT Records#

2 records 159ms

TXT Record
google-site-verification=v4VYIb6bx9rdS13AyVzFfkoJ03GSCg2S0joJL0dbjOo
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF#

Policy	Record (crawl.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~all

📨 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 2026-10-09 13:42:55

www	104.21.37.66 172.67.205.15 2606:4700:3030::6815:2542 2606:4700:3034::ac43:cd0f (AS13335) (address records, no CNAME)
www vs bare domain	Same network crawl.dk: 104.21.37.66 172.67.205.15 2606:4700:3030::6815:2542 2606:4700:3034::ac43:cd0f (AS13335) www.crawl.dk: 104.21.37.66 172.67.205.15 2606:4700:3030::6815:2542 2606:4700:3034::ac43:cd0f (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

9 records 65ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…

🔐 DNSSEC#

4068ms

Check	Result
Validation Status	🔓 Insecure (the delegated nameservers don't answer)
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

45ms

Field	Value
Serial	2406441011
Primary NS (MNAME)	beth.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 16:42:04

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-06-17
Expires	2027-06-30 (248d)

📋 WHOIS#

⏱️ Lookup Timing#

4044ms

43ms

2051ms

AAAA

50ms

TXT

159ms

CAA

46ms

HTTPS

39ms

TLSA

65ms

SOA

45ms

MTA-STS

55ms

DNSSEC

4068ms

SRV

4038ms

Total

5395ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 13:42:55	691ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-05 16:26:53	1185ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-29 15:54:23	748ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-18 09:08:42	1149ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-27 14:23:05	1094ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-09 17:26:04	9733ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-17 04:29:19	2865ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-02 22:16:11 shown	5395ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-27 14:22:57	1322ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-16 22:51:34	879ms	2 NS 2 A 3 MX	🔓 Insecure