iundervisningen.dk DNS records

🖥️ Nameservers5 records 66ms

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 71ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.116.232.211	3600s	211.giga-ptr.232.116.217.in-addr.arpa web11.gigahost.dk	AS47292	Sentia Denmark A/S	217.116.224.0/20	🇩🇰 Denmark	—

📧 MX Records3 records 69ms

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	iundervisningen.dk → 217.116.232.211
🔶 Autoconfig	iundervisningen.dk → 217.116.232.211

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 378ms

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.iundervisningen.dk	iundervisningen.dk

🔗 TLSA / DANE

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

🔐 DNSSEC92ms

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@iundervisningen.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

66ms

A

71ms

MX

69ms

AAAA

200ms

TXT

204ms

CAA

46ms

HTTPS

61ms

TLSA

217ms

SOA

0ms

MTA-STS

68ms

DNSSEC

92ms

SRV

378ms

Total

1001ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 21:24:05	1001ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-28 02:10:09	1017ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-20 12:02:32	6944ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-13 17:29:41	10195ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-08 04:25:39	941ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-02 23:25:16	1743ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 08:25:00	1111ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-16 13:53:56	2322ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-09 13:48:40	3096ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 13:28:53	967ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-26 12:24:14	2109ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-20 09:08:22	571ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-20 00:28:26	4376ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-18 06:23:44	1402ms	5 NS 1 A 3 MX	🔓 Insecure	View