esarm.dk

📜 Historical scan 2026-09-25 20:58:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

esarm.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 April 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.11.77.219 is hosted by Amazon.com, Inc. (AS16509) in United Kingdom. Mail is handled by esarm-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 36ms

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#

1 records 35ms

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 Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	43200s	esarm-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::b 2a01:111:f403:ca21::10 2a01:111:f403:ca48::a 52.101.103.39 52.101.209.28 52.101.209.31 52.101.91.162	mail-du0pr03cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-matpr04cu00302.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 → 52.98.154.152
🔶 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 Records#

3 records 295ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 14:25:54

www	3.11.77.219 (AS16509) (address records, no CNAME)
www vs bare domain	Same network esarm.dk: 3.11.77.219 (AS16509) www.esarm.dk: 3.11.77.219 (AS16509)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

63ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026091301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-14 14:11:21

Field	Value
Registrar	ONE.COM A/S
Registered	2025-04-08
Expires	2027-04-07 (168d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
watter.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

35ms

34ms

AAAA

43ms

TXT

295ms

CAA

48ms

HTTPS

45ms

TLSA

329ms

SOA

0ms

MTA-STS

61ms

DNSSEC

63ms

SRV

79ms

Total

1016ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 14:25:54	1140ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 20:58:55 shown	1016ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-13 18:46:47	1341ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 18:22:10	788ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 01:44:37	886ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-21 15:56:11	5337ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-15 02:55:07	1212ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 01:45:07	3887ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 11:23:52	2734ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 06:59:21	2565ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 08:15:06	932ms	2 NS 1 A 1 MX	🔒 Secure