137c.dk

📜 Historical scan 2026-06-16 13:15:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

137c.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 14 May 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx0.mail.ovh.net, mx1.mail.ovh.net and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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#

3 records 890ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	—	—	—
ns2.simply.com	—	—	—
ns3.simply.com	—	—	—

🌍 A Records#

1 records 970ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.192.97.80	—	vmi1227322.contaboserver.net	AS51167	—	—	—	Lauterbourg

📧 MX Records#

4 records 867ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	mx0.mail.ovh.net	178.33.252.245	mx0.mail.ovh.net	AS16276 OVH SAS
5	—	mx1.mail.ovh.net	188.165.36.237	mx1.mail.ovh.net	AS16276 OVH SAS
50	—	mx2.mail.ovh.net	87.98.160.167	mx2.mail.ovh.net	AS16276 OVH SAS
100	—	mx3.mail.ovh.net	91.121.53.175	mx3.mail.ovh.net	AS16276 OVH SAS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 1683ms

TXT Record
v=spf1 include:mx.ovh.com ~all

✉️ SPF#

Policy	Record (137c.dk)
~all (soft fail)	v=spf1 include:mx.ovh.com ~all

📨 DMARC#

Policy	Record (_dmarc.137c.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@137c.dk

📬 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 2026-10-12 16:17:30

www	185.192.97.80 (AS51167) (address records, no CNAME)
www vs bare domain	Same network 137c.dk: 185.192.97.80 (AS51167) www.137c.dk: 185.192.97.80 (AS51167)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

1493ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

918ms

Field	Value
Serial	2026012005
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-12 16:32:21

Field	Value
Registrar	Simply.com A/S
Registered	2024-05-14
Expires	2028-05-13 (573d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
breumware.dk	Simply.com A/S
certifiquet.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

890ms

970ms

867ms

AAAA

878ms

TXT

1683ms

CAA

879ms

HTTPS

932ms

TLSA

1348ms

SOA

918ms

MTA-STS

974ms

DNSSEC

1493ms

SRV

0ms

Total

12163ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 16:17:30	808ms	3 NS 1 A 4 MX	🔒 Secure
2026-10-04 08:00:33	683ms	3 NS 1 A 4 MX	🔒 Secure
2026-10-02 20:28:52	2263ms	3 NS 1 A 4 MX	🔒 Secure
2026-08-26 04:02:05	1123ms	3 NS 1 A 4 MX	🔒 Secure
2026-07-01 07:37:34	1051ms	3 NS 1 A 4 MX	🔒 Secure
2026-06-27 22:36:37	2581ms	3 NS 1 A 4 MX	🔒 Secure
2026-06-26 07:41:43	2380ms	3 NS 1 A 4 MX	🔒 Secure
2026-06-25 13:13:21	895ms	3 NS 1 A 4 MX	🔒 Secure
2026-06-16 13:15:07 shown	12163ms	3 NS 1 A 4 MX	🔒 Secure
2026-06-16 13:12:43	733ms	3 NS 1 A 4 MX	🔒 Secure