esarm.dk DNS records

🖥️ Nameservers2 records 23ms

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 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.11.77.219	3600s	ec2-3-11-77-219.eu-west-2.compute.amazonaws.com	AS16509	Amazon.com, Inc.	3.8.0.0/13	🇬🇧 United Kingdom	City of London

📧 MX Records1 records 24ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	43200s	esarm-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::c 2a01:111:f403:ca09::24 2a01:111:f403:ca21::c 52.101.185.114 52.101.209.28 52.101.73.153 52.101.73.6	mail-db7pr03cu00601.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.40
🔶 Autoconfig	3.11.77.219

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 134ms

TXT Record
ahrefs-site-verification_087573c063cd7e5f800ee3c3b1e244c1f0d4c4f1f0ac293f28901495bfa61158
google-site-verification=9Xmnp0bDhzEodlsbTW7l6wRD4tPn0Azg1Tj3Gs6VpkI
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (esarm.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)

🔐 DNSSEC96ms

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

🏷️ SOA0ms

Field	Value
Serial	2026090101
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

23ms

A

28ms

MX

24ms

AAAA

23ms

TXT

134ms

CAA

33ms

HTTPS

24ms

TLSA

317ms

SOA

0ms

MTA-STS

44ms

DNSSEC

96ms

SRV

52ms

Total

788ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 18:22:10	788ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 01:44:37	886ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 15:56:11	5337ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 02:55:07	1212ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 01:45:07	3887ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 11:23:52	2734ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 06:59:21	2565ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 08:15:06	932ms	2 NS 1 A 1 MX	🔒 Secure	View