colbar.dk DNS records

🖥️ Nameservers2 records 97ms

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 88ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.36	3600s	webcluster2.webpod12-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 81ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	colbar-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca09:: 2a01:111:f403:ca09::6 2a01:111:f403:ca09::f 52.101.103.137 52.101.181.153 52.101.73.12 52.101.73.123	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am6pr02cu00203.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 → 40.104.116.56

🔷 AAAA Records (IPv6)1 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10a:8021:86d9:ac81:4de9	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 257ms

TXT Record
MS=ms64716767
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF

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

🔐 DNSSEC193ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082411
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

97ms

A

88ms

MX

81ms

AAAA

47ms

TXT

257ms

CAA

68ms

HTTPS

106ms

TLSA

390ms

SOA

0ms

MTA-STS

159ms

DNSSEC

193ms

SRV

116ms

Total

1354ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 04:08:12	1354ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 15:52:19	1218ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 17:38:50	875ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 09:36:38	1781ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 14:26:05	3057ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 00:16:02	14876ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-06-26 05:06:02	910ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 02:22:05	2981ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 21:46:08	691ms	2 NS 1 A 1 MX	🔒 Secure	View