ihk.dk DNS records

🖥️ Nameservers2 records 38ms

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 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
192.38.84.65	43200s	redirector.ait.dtu.dk	AS1835	IDDQD-AS	192.38.0.0/17	🇩🇰 Denmark	Kongens Lyngby

📧 MX Records1 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	43200s	ihk-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::b 2a01:111:f403:ca09::8 2a01:111:f403:ca48::a 52.101.103.36 52.101.68.18 52.101.68.5 52.101.73.2	mail-db4pr02cu00406.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as9pr07cu00302.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	autodiscoverredirect.dtu.dk → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records5 records 180ms

TXT Record
42KG1UTRVd9ONwz3pgsWo0pU9yH5ZQI9aV6BT083cPyODFnIogVw9TMd4dWPXt/dclU7rFwjTl3xftVaN5FJTA==
M6Nu0N1uFB2BdtRtfL8XJSsjGqUKoBR0L7p2QF/Fw5MgkwnnFxvaf9QVlmAnV6plmhEox4evUku6JR67rv/7ww==
MS=ms29057978
v=spf1 include:spf.dtu.dk -all
z5bNjTJpBDmQGhqKLzeCmVoS3AKeSqX6urnR9li6nLzXcIDpw4FFhptLZVix5Pnui7NNRdPB6ftId5iQzi7fBw==

✉️ SPF

Policy	Record (ihk.dk)
-all (hard fail)	v=spf1 include:spf.dtu.dk -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)

🔐 DNSSEC83ms

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)	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

38ms

A

32ms

MX

55ms

AAAA

537ms

TXT

180ms

CAA

46ms

HTTPS

44ms

TLSA

631ms

SOA

0ms

MTA-STS

116ms

DNSSEC

83ms

SRV

109ms

Total

1539ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 14:24:38	1539ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 02:34:54	665ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 23:10:45	7090ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 16:06:46	2260ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 20:08:04	1692ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 10:42:13	7539ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 08:16:42	1161ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 13:28:08	2570ms	2 NS 1 A 1 MX	🔒 Secure	View