ic-o.dk DNS records

🖥️ Nameservers2 records 30ms

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 26ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.99	3600s	webcluster2.webpod16-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ico-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::8 2a01:111:f403:ca09::28 2a01:111:f403:ca09::8 52.101.103.143 52.101.68.16 52.101.73.126 52.101.73.26	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.104.116.24

🔷 AAAA Records (IPv6)1 records 29ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:111:801f:6180:1f70:b70f	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 Records2 records 124ms

TXT Record
MS=ms51661917
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (ic-o.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)

🔐 DNSSEC99ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083105
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

30ms

A

26ms

MX

28ms

AAAA

29ms

TXT

124ms

CAA

34ms

HTTPS

29ms

TLSA

422ms

SOA

0ms

MTA-STS

43ms

DNSSEC

99ms

SRV

41ms

Total

1275ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 01:58:10	1275ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-29 20:23:12	767ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 08:28:06	5804ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-31 09:57:15	1401ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 18:26:17	1051ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 23:30:56	899ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 05:07:22	1497ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 22:50:20	1598ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 20:45:09	925ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 14:17:08	773ms	2 NS 1 A 1 MX	🔒 Secure	View