0b.dk DNS records

🖥️ Nameservers5 records 191ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.gigahost.dk	46.183.139.31	ns1.gigahost.dk	AS47292 Sentia Denmark A/S
ns2.gigahost.dk	46.183.139.222	web22.gigahost.dk	AS47292 Sentia Denmark A/S
ns3.gigahost.dk	71.19.249.71	ns3.gigahost.dk	AS11831 eSecureData
ns4.gigahost.dk	51.79.215.130	ns4.gigahost.dk	AS16276 OVH SAS
ns5.gigahost.dk	77.74.192.83	ns5.gigahost.dk	AS42831 UK Dedicated Servers Limited

🌍 A Records1 records 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.183.138.100	3600s	—	AS47292	Sentia Denmark A/S	46.183.138.0/23	🇩🇰 Denmark	—

📧 MX Records3 records 199ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.gigahost.dk	46.183.139.11	mx1.gigahost.dk	AS47292 Sentia Denmark A/S
10	3600s	mx2.gigahost.dk	46.183.139.12	mx2.gigahost.dk	AS47292 Sentia Denmark A/S
10	3600s	mx3.gigahost.dk	46.183.139.13	mx3.gigahost.dk	AS47292 Sentia Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	0b.dk → 46.183.138.100
🔶 Autoconfig	0b.dk → 46.183.138.100

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 228ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	autodiscover.gigahost.dk

📝 TXT Records2 records 208ms

TXT Record
spf2.0/pra
v=spf1 mx include:spf.gigahost.dk -all

✉️ SPF

Policy	Record (0b.dk)
-all (hard fail)	v=spf1 mx include:spf.gigahost.dk -all

📨 DMARC

Policy	Record (_dmarc.0b.dk)
p=reject	v=DMARC1; p=reject;

📬 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.0b.dk	0b.dk

🔗 TLSA / DANE

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

🔐 DNSSEC9144ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082701
Primary NS (MNAME)	ns1.gigahost.dk
Responsible (RNAME)	hostmaster@0b.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 RegistrationWHOIS fetched 2026-07-11 02:33:38

Field	Value
Registrar	GIGAHOST ApS
Registered	2023-12-29
Expires	2026-12-28 (118d)

📋 WHOIS

⏱️ Lookup Timing

NS

191ms

A

56ms

MX

199ms

AAAA

102ms

TXT

208ms

CAA

214ms

HTTPS

73ms

TLSA

70ms

SOA

0ms

MTA-STS

112ms

DNSSEC

9144ms

SRV

228ms

Total

9878ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 04:36:37	9878ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-25 10:59:33	508ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-25 10:56:34	1188ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-20 19:15:56	1952ms	5 NS 1 A 3 MX	❓ Unknown	View
2026-08-13 13:51:41	9377ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-06 09:10:32	1169ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-31 12:25:38	880ms	5 NS 1 A 3 MX	❓ Unknown	View
2026-07-23 11:21:58	1248ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-17 01:56:26	9992ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-11 02:33:21	9925ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 14:45:00	2473ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-25 19:01:07	1203ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-22 21:56:01	797ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-20 15:38:41	913ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 21:13:36	1565ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-18 08:16:59	784ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 12:33:34	1593ms	5 NS 1 A 3 MX	🔓 Insecure	View