ark-law.dk DNS records

🖥️ Nameservers2 records 45ms

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 Records

🌍

No A records found

📧 MX Records4 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	arklaw-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::3 2a01:111:f403:ca09::5 2a01:111:f403:ca21::8 52.101.103.39 52.101.68.8 52.101.73.126 52.101.73.22	mail-db9pr02cu00204.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am7pr05cu00106.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
10	600s	ark-law-dk.mx1-dk.mailanyone.net	192.162.219.155 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd	mx41.electric.net mx11.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	600s	ark-law-dk.mx2-dk.mailanyone.net	192.162.219.155 2001:978:2a01:0:192:162:217:4	mx41.electric.net —	AS16509 Amazon.com, Inc. AS174 Cogent Communications, LLC
30	600s	ark-law-dk.mx3-dk.mailanyone.net	192.162.219.255	mx41.electric.net	AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 66ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records4 records 143ms

TXT Record
MS=ms76313565
MS=ms90349862
v=spf1 include:_spf.capto365.dk ~all
v=spf1 include:_spf.capto365.dk include:mailmailmail.net include:spf.mailanyone.net include:spf.protection.outlook.com ~all

✉️ SPF

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (ark-law.dk)
~all (soft fail)	v=spf1 include:_spf.capto365.dk ~all
~all (soft fail)	v=spf1 include:_spf.capto365.dk include:mailmailmail.net include:spf.mailanyone.net 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)

🔐 DNSSEC62ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026042001
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

45ms

A

46ms

MX

41ms

AAAA

40ms

TXT

143ms

CAA

50ms

HTTPS

47ms

TLSA

367ms

SOA

0ms

MTA-STS

45ms

DNSSEC

62ms

SRV

66ms

Total

3007ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 02:26:13	3007ms	2 NS 0 A 4 MX	🔒 Secure	View
2026-06-28 20:30:31	1049ms	2 NS 0 A 4 MX	🔒 Secure	View
2026-06-24 19:00:47	3861ms	2 NS 0 A 4 MX	⚠️ Bogus	View
2026-06-23 06:41:27	1110ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 08:08:03	1022ms	2 NS 0 A 4 MX	🔒 Secure	View
2026-06-16 13:39:36	1760ms	2 NS 0 A 4 MX	🔒 Secure	View