sfrh.dk DNS records

🖥️ Nameservers5 records 210ms

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 61ms

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 211ms

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	sfrh.dk → 46.183.138.100
🔶 Autoconfig	sfrh.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 250ms

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

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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.sfrh.dk	sfrh.dk

🔗 TLSA / DANE

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

🔐 DNSSEC287ms

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	2026090301
Primary NS (MNAME)	ns1.gigahost.dk
Responsible (RNAME)	hostmaster@sfrh.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

210ms

A

61ms

MX

211ms

AAAA

207ms

TXT

417ms

CAA

57ms

HTTPS

31ms

TLSA

55ms

SOA

0ms

MTA-STS

233ms

DNSSEC

287ms

SRV

250ms

Total

1075ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-06 05:05:17	1075ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-27 04:28:31	728ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-20 08:48:06	1657ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-13 08:42:46	9820ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-07 04:18:13	1807ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-01 02:43:17	1836ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 13:53:14	9708ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-17 00:17:57	9267ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-10 16:56:40	1188ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 19:30:12	1284ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-25 07:10:14	2771ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-19 17:16:16	576ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-19 07:23:34	891ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 15:10:02	1251ms	5 NS 1 A 3 MX	❓ Unknown	View