s2u.dk DNS records

🖥️ Nameservers5 records 45ms

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 194ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.183.139.203	3600s	web3.gigahost.dk	AS47292	Sentia Denmark A/S	46.183.138.0/23	🇩🇰 Denmark	—

📧 MX Records3 records 188ms

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	s2u.dk → 46.183.139.203
🔶 Autoconfig	s2u.dk → 46.183.139.203

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 206ms

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

📝 TXT Records3 records 321ms

TXT Record
MS=ms37789469
spf2.0/pra
v=spf1 mx include:spf.gigahost.dk -all

✉️ SPF

Policy	Record (s2u.dk)
-all (hard fail)	v=spf1 mx include:spf.gigahost.dk -all

📨 DMARC

Policy	Record (_dmarc.s2u.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.s2u.dk	s2u.dk

🔗 TLSA / DANE

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

🔐 DNSSEC256ms

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@s2u.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

45ms

A

194ms

MX

188ms

AAAA

28ms

TXT

321ms

CAA

31ms

HTTPS

29ms

TLSA

359ms

SOA

0ms

MTA-STS

282ms

DNSSEC

256ms

SRV

206ms

Total

1074ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 03:24:31	1074ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-20 19:53:20	2930ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-14 13:48:16	1049ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-07 01:18:57	890ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-05 23:03:30	983ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 19:17:55	1000ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-16 22:30:40	9815ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-09 20:56:46	1097ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 15:41:34	964ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-25 18:00:14	1255ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-20 22:16:19	598ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-19 20:46:44	2629ms	5 NS 1 A 3 MX	⚠️ Bogus	View
2026-06-18 05:26:55	1421ms	5 NS 1 A 3 MX	🔓 Insecure	View