nitk.dk DNS records

🖥️ Nameservers2 records 77ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 80ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.140	3600s	webcluster13.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 78ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	21600s	nitk-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::b 2a01:111:f403:ca09::4 2a01:111:f403:ca09::6 52.101.68.16 52.101.73.153 52.101.73.16 52.101.73.4	mail-db4pr02cu00406.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.97.232.200

🔷 AAAA Records (IPv6)1 records 81ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:62:d8d0:e8b4:ca77	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 279ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (nitk.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 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)

🔐 DNSSEC208ms

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

🏷️ SOA81ms

Field	Value
Serial	2026060101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

77ms

A

80ms

MX

78ms

AAAA

81ms

TXT

279ms

CAA

91ms

HTTPS

86ms

TLSA

218ms

SOA

81ms

MTA-STS

222ms

DNSSEC

208ms

SRV

1101ms

Total

1570ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-02 18:16:02	1496ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-28 13:34:45	5152ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 20:54:58	1313ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 15:32:17	969ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 15:52:11	1047ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 22:36:32	1589ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 14:05:17	1166ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 03:09:50	1570ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 03:26:54	814ms	2 NS 1 A 1 MX	🔒 Secure	View