perkfo2.dk

📜 Historical scan 2026-06-20 21:21:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

perkfo2.dk is a .dk domain served by 2 nameservers (ns1.msvit.dk, ns2.msvit.dk). It was registered on 10 November 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.131 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by perkfo2-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 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.msvit.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.msvit.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 106ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.131	3600s	linux23.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 81ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	perkfo2-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::b 2a01:111:f403:ca09::20 2a01:111:f403:ca09::4 52.101.68.15 52.101.73.12 52.101.73.22 52.101.73.30	mail-db7pr03cu00401.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am7pr05cu00306.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 129ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 225ms

TXT Record
MS=ms11649251
v=spf1 ip4:185.21.41.131 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (perkfo2.dk)
-all (hard fail)	v=spf1 ip4:185.21.41.131 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.perkfo2.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-08 11:10:27

www	185.21.41.131 (AS48854) (address records, no CNAME)
www vs bare domain	Same network perkfo2.dk: 185.21.41.131 (AS48854) www.perkfo2.dk: 185.21.41.131 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-perkfo2-dk._domainkey.alpaejendomme.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#

63ms

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

🏷️ SOA#

63ms

Field	Value
Serial	2025011601
Primary NS (MNAME)	ns1.msvit.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-07 14:20:13

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2023-11-10
Expires	2027-11-09 (388d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

106ms

81ms

AAAA

82ms

TXT

225ms

CAA

111ms

HTTPS

101ms

TLSA

134ms

SOA

63ms

MTA-STS

106ms

DNSSEC

63ms

SRV

129ms

Total

645ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 02:14:20	1077ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 00:05:57	810ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 19:45:49	906ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 21:21:37 shown	645ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 17:36:11	830ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 01:12:46	1005ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:39:00	928ms	2 NS 1 A 1 MX	🔒 Secure