0problem.dk

📜 Historical scan 2026-10-06 15:22:01 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

0problem.dk is a .dk domain served by 2 nameservers (lars.ns.cloudflare.com, venus.ns.cloudflare.com). It was registered on 9 April 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.62.217.78 is hosted by TDC Holding A/S (AS3292) in Denmark. 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#

2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
lars.ns.cloudflare.com	108.162.193.195 172.64.33.195 173.245.59.195 2606:4700:58::adf5:3bc3 2803:f800:50::6ca2:c1c3 2a06:98c1:50::ac40:21c3	lars.ns.cloudflare.com lars.ns.cloudflare.com lars.ns.cloudflare.com lars.ns.cloudflare.com lars.ns.cloudflare.com lars.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
venus.ns.cloudflare.com	108.162.192.235 172.64.32.235 173.245.58.235 2606:4700:50::adf5:3aeb 2803:f800:50::6ca2:c0eb 2a06:98c1:50::ac40:20eb	venus.ns.cloudflare.com venus.ns.cloudflare.com venus.ns.cloudflare.com venus.ns.cloudflare.com venus.ns.cloudflare.com venus.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.62.217.78	300s	87-62-217-78-static.dk.customer.tdc.net	AS3292	TDC Holding A/S	87.62.0.0/15	🇩🇰 Denmark	Viborg

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	0problem.dk → 87.62.217.78
🔶 Autoconfig	0problem.dk → 87.62.217.78

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 69ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	100	443	mail.your-server.de
_imaps._tcp	0	100	993	mail.your-server.de

📝 TXT Records#

2 records 182ms

TXT Record
google-site-verification=hj8ZzLteOmj5gOxnymsrJbos1spkaE0wR0KOhocShj4
v=spf1 a ip6:2a06:4004:1092::/48 include:_spf.google.com -all

✉️ SPF#

Policy	Record (0problem.dk)
-all (hard fail)	v=spf1 a ip6:2a06:4004:1092::/48 include:_spf.google.com -all

📨 DMARC#

Policy	Record (_dmarc.0problem.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:3705d1172f504c169240961e391b45e6@dmarc-reports.cloudflare.net

📬 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 2026-10-16 05:02:22

www	104.21.48.244 172.67.138.243 2606:4700:3035::ac43:8af3 2606:4700:3036::6815:30f4 (AS13335) (address records, no CNAME)
www vs bare domain	Different networks 0problem.dk: 87.62.217.78 (AS3292) www.0problem.dk: 104.21.48.244 172.67.138.243 2606:4700:3035::ac43:8af3 2606:4700:3036::6815:30f4 (AS13335) (all like this)
Wildcard	Yes: any name under the zone resolves
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: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.0problem.dk	0problem.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

79ms

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

🏷️ SOA#

46ms

Field	Value
Serial	2416719455
Primary NS (MNAME)	lars.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 05:15:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-04-09
Expires	2028-08-31 (684d)

🔗 Same registrant#

3 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
baagoenet.dk	Punktum dk A/S (direct)
bybaagø.dk	Punktum dk A/S (direct)
egeparken9.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

30ms

41ms

AAAA

30ms

TXT

182ms

CAA

42ms

HTTPS

30ms

TLSA

52ms

SOA

46ms

MTA-STS

64ms

DNSSEC

79ms

SRV

69ms

Total

471ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 05:02:22	511ms	2 NS 1 A 0 MX	🔒 Secure
2026-10-06 15:22:01 shown	471ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-30 14:34:53	1547ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-30 03:00:05	540ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-27 01:27:35	696ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-26 01:13:07	742ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-25 01:00:33	2976ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-24 00:27:01	1202ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-22 12:46:07	1107ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-20 00:54:26	987ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-12 23:37:51	2052ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-08 19:57:51	1590ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-05 13:41:50	535ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-01 01:09:26	569ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-30 13:18:39	1396ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-28 00:33:05	613ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-17 01:01:25	991ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-09 08:37:16	913ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-01 00:25:45	2733ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-28 22:26:28	1429ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-27 12:13:32	863ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-26 11:53:18	952ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-25 11:08:16	3526ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-23 03:27:18	9684ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-21 04:26:17	948ms	2 NS 1 A 0 MX	🔒 Secure