feas.dk

📜 Historical scan 2026-08-11 21:43:02 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

feas.dk is a .dk domain served by 2 nameservers (ns3.au.dk, ns4.au.dk). It was registered on 30 September 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.45.20.48 is hosted by Aarhus Universitet (AS62138) in Denmark. Mail is handled by feas-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 63ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.au.dk	20.73.178.34	ns3.au.dk	AS8075 Microsoft Corporation
ns4.au.dk	185.45.20.154	ns4.au.dk	AS62138 Aarhus Universitet

🌍 A Records#

1 records 78ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.45.20.48	900s	—	AS62138	Aarhus Universitet	185.45.20.0/22	🇩🇰 Denmark	Aarhus

📧 MX Records#

1 records 83ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	900s	feas-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::f 2a01:111:f403:ca09::7 2a01:111:f403:ca09::d 52.101.68.21 52.101.68.32 52.101.73.24 52.101.73.6	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as8pr05cu00300.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 307ms

TXT Record
9I071XqDy8P4uR8IeiVy+nf1UG23l+ABlkrI+y0jrGxG6JwYUsnzW/5UB5e9yxIitKWZSDbwHBkjKyqh/kXcew==
MS=ms42816964
v=spf1 include:spf.protection.outlook.com include:_spf-hosting.eg.dk ~all

✉️ SPF#

Policy	Record (feas.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:_spf-hosting.eg.dk ~all

📨 DMARC#

Policy	Record (_dmarc.feas.dk)
p=quarantine	v=DMARC1;p=quarantine;rua=mailto:61dd4c279c4c7@dmarc.centerasecurity.com;

📬 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 2026-10-20 15:46:38

www	185.45.20.48 (AS62138) (address records, no CNAME)
www vs bare domain	Same network feas.dk: 185.45.20.48 (AS62138) www.feas.dk: 185.45.20.48 (AS62138)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-feas-dk._domainkey.auff.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-feas-dk._domainkey.auff.onmicrosoft.com	RSA · ~1024 bit below 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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

170ms

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

🏷️ SOA#

0ms

Field	Value
Serial	5144
Primary NS (MNAME)	infobloxgm3.au.dk
Responsible (RNAME)	auit-dns@au.dk
Refresh	10800s
Retry	1080s
Expire	2419200s
Minimum (neg-cache TTL)	900s

📋 Registration#

WHOIS fetched 2026-10-14 08:19:49

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-09-30
Expires	2027-09-30 (344d)

🔗 Same registrant#

10 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
aucetera.dk	Punktum dk A/S (direct)
auff.dk	Punktum dk A/S (direct)
cetera.dk	Punktum dk A/S (direct)
delphinus.dk	Punktum dk A/S (direct)
feasejendomme.dk	ONE.COM A/S
forskningfonden.dk	Punktum dk A/S (direct)
forskningsfond.dk	Punktum dk A/S (direct)
forskningsfondensejendomsselskab.dk	Punktum dk A/S (direct)
pkas.dk	Punktum dk A/S (direct)
universitetsboligerne.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

63ms

78ms

83ms

AAAA

82ms

TXT

307ms

CAA

82ms

HTTPS

73ms

TLSA

174ms

SOA

0ms

MTA-STS

8145ms

DNSSEC

170ms

SRV

8131ms

Total

17170ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 15:46:37	1638ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-19 14:31:39	1373ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-18 13:08:34	1243ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-17 11:49:43	1338ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-16 10:49:57	2125ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-15 10:11:19	1241ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-14 08:00:55	2065ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-13 07:28:40	923ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-12 04:42:33	1399ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-11 03:07:15	2848ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-10 02:10:46	2802ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 22:49:01	1205ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 22:39:11	1037ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 02:30:11	2510ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-06 02:04:09	957ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-05 02:00:18	1151ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-04 01:51:42	2809ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-03 01:36:54	1338ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 01:31:46	905ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 01:10:07	1884ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 00:59:06	1699ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 00:44:50	1937ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 00:29:07	1053ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 03:16:53	1493ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 03:11:53	1231ms	2 NS 1 A 1 MX	🔒 Secure