cribmaster.dk

Records from scan: 2026-10-04 07:41:40 · 1715ms total · last checked 2026-10-16 11:18 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cribmaster.dk is a .dk domain served by 3 nameservers (ns1.markmonitor.com, ns3.markmonitor.com, ns5.markmonitor.com). It was registered on 9 July 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 74.85.139.138 is hosted by Flexential Colorado Corp. (AS13649) in United States. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.markmonitor.com	149.112.160.1 2620:10a:80a8::1	— —	AS55195 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements In AS55195 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements In
ns3.markmonitor.com	149.112.161.1 2620:10a:80a9::1	— —	AS394354 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements I AS394354 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements I
ns5.markmonitor.com	149.112.160.2 2620:10a:80a8::2	— —	AS55195 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements In AS55195 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements In

🌍 A Records#

1 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
74.85.139.138	86400s	infoe-db04.abe01.flexms.net	AS13649	Flexential Colorado Corp.	74.85.128.0/20	🇺🇸 United States	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

Policy	Record (_dmarc.cribmaster.dk)
p=none (monitor only)	v=DMARC1; p=none; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com;

📬 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#

checked 2026-10-10 02:37:12

www	74.85.139.138 (AS13649) (address records, no CNAME)
www vs bare domain	Same network cribmaster.dk: 74.85.139.138 (AS13649) www.cribmaster.dk: 74.85.139.138 (AS13649)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

69ms

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

🏷️ SOA#

51ms

Field	Value
Serial	2025040902
Primary NS (MNAME)	ns1.markmonitor.com
Responsible (RNAME)	hostmaster@markmonitor.com
Refresh	86400s
Retry	3600s
Expire	2592000s
Minimum (neg-cache TTL)	172800s

📋 Registration#

WHOIS fetched 2026-10-07 05:42:25

Field	Value
Registrar	MarkMonitor Inc.
Registered	2016-07-09
Expires	2027-07-31 (287d)

📋 WHOIS#

⏱️ Lookup Timing#

42ms

46ms

37ms

AAAA

39ms

TXT

424ms

CAA

45ms

HTTPS

40ms

TLSA

424ms

SOA

51ms

MTA-STS

53ms

DNSSEC

69ms

SRV

154ms

Total

1715ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 07:41:40 shown	1715ms	3 NS 1 A 0 MX	🔓 Insecure
2026-09-30 00:49:43	3287ms	3 NS 1 A 0 MX	🔓 Insecure
2026-09-25 17:16:08	10714ms	3 NS 1 A 0 MX	🔓 Insecure
2026-09-14 19:19:53	11825ms	3 NS 1 A 0 MX	🔓 Insecure
2026-08-31 15:41:11	17696ms	3 NS 1 A 0 MX	🔓 Insecure
2026-08-27 08:37:54	2461ms	3 NS 1 A 0 MX	🔓 Insecure
2026-07-02 02:53:46	1869ms	3 NS 1 A 0 MX	🔓 Insecure
2026-07-02 01:25:10	1741ms	3 NS 1 A 0 MX	🔓 Insecure
2026-06-16 22:56:23	831ms	3 NS 1 A 0 MX	🔓 Insecure