estrid.dk

📜 Historical scan 2026-08-26 22:10:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

estrid.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 12 June 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.57.105.46 is hosted by Ansluten Hosting i Sverige AB (AS201983) in Sweden. Mail is handled by estrid-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#

4 records 25ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.57.105.46	3600s	—	AS201983	Ansluten Hosting i Sverige AB	185.57.104.0/22	🇸🇪 Sweden	Karlshamn

📧 MX Records#

1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	estrid-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca09::24 2a01:111:f403:ca09::a 2a01:111:f403:ca09::c 52.101.103.137 52.101.68.15 52.101.68.8 52.101.73.123	mail-db4pr02cu00307.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am6pr02cu00203.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 193ms

TXT Record
MS=ms11807811
v=spf1 include:spf.protection.outlook.com include:spf.budgethost.io -all

✉️ SPF#

Policy	Record (estrid.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.budgethost.io -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 2026-10-13 10:18:29

www	185.57.105.46 (AS201983) (address records, no CNAME)
www vs bare domain	Same network estrid.dk: 185.57.105.46 (AS201983) www.estrid.dk: 185.57.105.46 (AS201983)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

132ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026041600
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-13 10:40:32

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-06-12
Expires	2029-06-30 (985d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

25ms

44ms

37ms

AAAA

38ms

TXT

193ms

CAA

37ms

HTTPS

44ms

TLSA

349ms

SOA

0ms

MTA-STS

65ms

DNSSEC

132ms

SRV

66ms

Total

1138ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 10:18:29	1304ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-01 14:01:49	1204ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-30 13:51:32	702ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-27 23:39:05	693ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-27 18:03:01	1167ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-26 22:10:32 shown	1138ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-27 21:56:28	809ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 08:26:52	2709ms	4 NS 1 A 1 MX	🔒 Secure