0problem.dk DNS records

🖥️ Nameservers2 records 31ms

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 Records1 records 28ms

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	Bording Kirkeby

📧 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 Records2 records 45ms

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

📝 TXT Records2 records 126ms

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

🔏 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)

🔐 DNSSEC93ms

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

🏷️ SOA0ms

Field	Value
Serial	2413695499
Primary NS (MNAME)	lars.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

31ms

A

28ms

MX

33ms

AAAA

36ms

TXT

126ms

CAA

36ms

HTTPS

31ms

TLSA

129ms

SOA

0ms

MTA-STS

38ms

DNSSEC

93ms

SRV

45ms

Total

569ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 01:09:26	569ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-30 13:18:39	1396ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-28 00:33:05	613ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-17 01:01:25	991ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-09 08:37:16	913ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-01 00:25:45	2733ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-28 22:26:28	1429ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 12:13:32	863ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 11:53:18	952ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-25 11:08:16	3526ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-23 03:27:18	9684ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-21 04:26:17	948ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-18 23:50:10	9379ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-16 14:19:59	742ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-14 02:16:47	793ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-09 03:30:12	1691ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-04 22:48:44	855ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-03 11:42:33	1495ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-29 13:50:35	715ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-26 22:24:50	788ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-25 11:59:12	731ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-18 08:20:56	880ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-16 12:33:34	1063ms	2 NS 1 A 0 MX	🔒 Secure	View