uddannelseundervisning.dk DNS records

🖥️ Nameservers4 records 35ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.mainloop.net	185.84.240.10 2a03:4bc0:1015::10	ns1.mainloop.net ns1.mainloop.net	AS202687 Mainloop AB AS202687 Mainloop AB
ns2.mainloop.net	2a06:fb00:2::2:181 45.83.249.181	ns2.mainloop.net ns2.mainloop.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
ns3.mainloop.net	185.84.240.11 2a03:4bc0:1015::11	ns3.mainloop.net ns3.mainloop.net	AS202687 Mainloop AB AS202687 Mainloop AB
ns4.mainloop.net	2a06:fb00:2::4:181 45.83.251.181	ns4.mainloop.net ns4.mainloop.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd

🌍 A Records1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.84.240.80	3600s	www-redirect.mainloop.net	AS202687	Mainloop AB	185.84.240.0/24	🇸🇪 Sweden	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)1 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a03:4bc0:1015::80	3600s	www-redirect.mainloop.net	AS202687	Mainloop AB	2a03:4bc0:1015:0:0:0:0:0/48	🇸🇪 Sweden	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 87ms

TXT Record
redirectmatch=https://www.karriarguiden.se/

✉️ 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

🔗 TLSA / DANE

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

🔐 DNSSEC110ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082701
Primary NS (MNAME)	ns1.mainloop.net
Responsible (RNAME)	hostmaster@mainloop.net
Refresh	3600s
Retry	900s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

35ms

A

38ms

MX

37ms

AAAA

38ms

TXT

87ms

CAA

32ms

HTTPS

34ms

TLSA

87ms

SOA

0ms

MTA-STS

41ms

DNSSEC

110ms

SRV

46ms

Total

498ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 21:25:16	498ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-08-25 16:04:30	5428ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 15:09:48	7387ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-08-13 18:54:18	6369ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-08-08 17:51:39	1462ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-08-06 01:39:57	5997ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-07-23 22:57:49	697ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-07-19 01:21:14	16725ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-07-18 00:33:04	6043ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-07-10 19:03:29	21798ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-07-09 05:30:39	9768ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-07-03 12:10:43	1810ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-06-25 11:37:09	722ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-06-19 16:36:20	551ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-06-17 12:19:59	605ms	4 NS 1 A 0 MX	🔒 Secure	View