cop-frontier.dk DNS records

🖥️ Nameservers2 records 76ms

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 63ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.148	3600s	webcluster21.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records2 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	copfrontier-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::c 2a01:111:f403:ca09::6 2a01:111:f403:ca09::a 52.101.103.143 52.101.73.153 52.101.73.19 52.101.73.24	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as8pr05cu00300.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
32767	3600s	ms82818699.msv1.invalid	—	—	—

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)1 records 91ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:a2:3c09:b359:1ea9	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 272ms

TXT Record
MS=ms82818699
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (cop-frontier.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)

🔐 DNSSEC210ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082901
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

76ms

A

63ms

MX

54ms

AAAA

91ms

TXT

272ms

CAA

70ms

HTTPS

74ms

TLSA

833ms

SOA

0ms

MTA-STS

114ms

DNSSEC

210ms

SRV

161ms

Total

1802ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 14:28:42	1802ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-19 05:56:37	12281ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-07 18:20:30	1685ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-19 17:01:07	5467ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-12 09:11:25	9230ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-28 13:41:40	1217ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-20 20:18:01	1375ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 22:16:41	622ms	2 NS 1 A 2 MX	🔒 Secure	View