it-update.dk DNS records

🖥️ Nameservers3 records 86ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.efif.dk	195.254.168.23	ns.efif.dk	AS51073 Aarhus Business College
ns2.efif.dk	195.254.168.12	ns2.efif.dk	AS51073 Aarhus Business College
ns3.efif.dk	20.23.170.35	—	AS8075 Microsoft Corporation

🌍 A Records1 records 140ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.254.169.137	86400s	—	AS51073	Aarhus Business College	195.254.168.0/23	🇩🇰 Denmark	Aarhus

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 543ms

TXT Record
\195\133rhus K\195\184bmandsskole

✉️ 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)

🔐 DNSSEC469ms

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

🏷️ SOA0ms

Field	Value
Serial	2014092626
Primary NS (MNAME)	ns.efif.dk
Responsible (RNAME)	dns-zc@efif.dk
Refresh	14400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

86ms

A

140ms

MX

102ms

AAAA

381ms

TXT

543ms

CAA

112ms

HTTPS

136ms

TLSA

216ms

SOA

0ms

MTA-STS

410ms

DNSSEC

469ms

SRV

407ms

Total

1796ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 10:29:09	1796ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 22:53:53	631ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 20:43:40	544ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 08:13:34	3003ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-25 01:01:09	2465ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-19 08:14:45	5539ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-16 19:17:02	2284ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-13 10:44:33	6638ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-09 18:57:09	13435ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-07 18:56:40	3787ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-02 23:09:51	7806ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-01 03:22:28	3432ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 03:40:50	4559ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-22 21:34:56	19104ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-21 21:13:47	4490ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-15 12:25:15	838ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-09 22:19:19	886ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-06 23:18:48	16465ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-04 23:52:09	2437ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-01 03:54:23	2743ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-28 22:16:29	652ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-27 21:56:45	442ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-21 00:22:04	836ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-18 20:58:52	442ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-18 03:33:38	645ms	3 NS 1 A 0 MX	🔒 Secure	View