er-faelles.dk

Records from scan: 2026-10-01 04:09:39 · 944ms total · last checked 2026-10-20 00:28 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

er-faelles.dk is a .dk domain served by 2 nameservers (ns1.oneoffice.dk, ns2.oneoffice.dk). It was registered on 20 October 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.17 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by erfaelles-dk0e.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 50ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.oneoffice.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.oneoffice.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.17	3600s	splash.dandomain.dk	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	erfaelles-dk0e.mail.protection.outlook.com	2a01:111:f403:ca21::e 2a01:111:f403:ca3c::8 2a01:111:f403:ca48::8 2a01:111:f403:ca48::e 52.101.103.162 52.101.103.36 52.101.73.123 52.101.73.155	mail-matpr04cu00306.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am7pr02cu00203.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	212.237.249.17

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 152ms

TXT Record
MS=ms56442766
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (er-faelles.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 2026-10-10 13:12:04

www	212.237.249.17 (AS48854) (address records, no CNAME)
www vs bare domain	Same network er-faelles.dk: 212.237.249.17 (AS48854) www.er-faelles.dk: 212.237.249.17 (AS48854)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-erfaelles-dk0e._domainkey.egilrasmussendk.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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#

80ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

28ms

Field	Value
Serial	2024061702
Primary NS (MNAME)	ns1.oneoffice.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-20 12:59:31

Field	Value
Registrar	CURANET A/S
Registered	2023-10-20
Expires	2027-10-19 (363d)

🔗 Same registrant#

5 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).

Domain	Registrar
265.dk	CURANET A/S
er-aalborg.dk	CURANET A/S
er-esbjerg.dk	CURANET A/S
er-herning.dk	CURANET A/S
er-vejle.dk	CURANET A/S

📋 WHOIS#

⏱️ Lookup Timing#

50ms

46ms

37ms

AAAA

56ms

TXT

152ms

CAA

63ms

HTTPS

45ms

TLSA

331ms

SOA

28ms

MTA-STS

44ms

DNSSEC

80ms

SRV

68ms

Total

944ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 04:09:39 shown	944ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-27 18:29:03	935ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-21 10:44:45	1174ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 08:27:22	17376ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 08:01:35	596ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-17 08:00:23	2211ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 08:00:03	990ms	2 NS 1 A 1 MX	🔓 Insecure