esarm.dk

Records from scan: 2026-10-14 14:25:54 · 1140ms total · last checked 2026-10-19 19:16 (unchanged)

⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 28ms

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 37ms

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 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	43200s	esarm-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::a 2a01:111:f403:ca38::a 2a01:111:f403:ca48::a 52.101.185.21 52.101.68.12 52.101.68.15 52.101.68.8	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-du0pr03cu00100.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 → 40.104.116.24
🔶 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 164ms

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#

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#

49ms

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

🏷️ SOA#

45ms

Field	Value
Serial	2026101401
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#

28ms

37ms

31ms

AAAA

27ms

TXT

164ms

CAA

26ms

HTTPS

39ms

TLSA

703ms

SOA

45ms

MTA-STS

49ms

DNSSEC

49ms

SRV

57ms

Total

1140ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 14:25:54 shown	1140ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 20:58:55	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