psn.dk

📜 Historical scan 2026-08-24 15:08:35 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

psn.dk is a .dk domain served by 2 nameservers (ace.ns.cloudflare.com, blair.ns.cloudflare.com). It was registered on 28 January 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.42.112 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by psn-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 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ace.ns.cloudflare.com	108.162.195.65 162.159.44.65 172.64.35.65 2606:4700:58::a29f:2c41 2803:f800:50::6ca2:c341 2a06:98c1:50::ac40:2341	ace.ns.cloudflare.com ace.ns.cloudflare.com ace.ns.cloudflare.com ace.ns.cloudflare.com ace.ns.cloudflare.com ace.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
blair.ns.cloudflare.com	108.162.194.121 162.159.38.121 172.64.34.121 2606:4700:50::a29f:2679 2803:f800:50::6ca2:c279 2a06:98c1:50::ac40:2279	blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.112	300s	prolinux102.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	psn-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09:: 2a01:111:f403:ca09::f 2a01:111:f403:ca48::c 52.101.103.143 52.101.68.18 52.101.68.27 52.101.73.16	mail-db8pr02cu00106.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-as2pr05cu00100.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	185.21.42.112

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 83ms

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

📝 TXT Records#

2 records 219ms

TXT Record
apple-domain-verification=U9ZDxbCQtjz3so6V
v=spf1 ip4:93.191.155.217 ip4:87.51.87.70 ip4:185.21.42.112 include:spf.mailanyone.net include:spf.protection.outlook.com include:spf.eu.exclaimer.net include:_spf.smtp.com -all

✉️ SPF#

Policy	Record (psn.dk)
-all (hard fail)	v=spf1 ip4:93.191.155.217 ip4:87.51.87.70 ip4:185.21.42.112 include:spf.mailanyone.net include:spf.protection.outlook.com include:spf.eu.exclaimer.net include:_spf.smtp.com -all

📨 DMARC#

Policy	Record (_dmarc.psn.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@cloudpit.dk; ruf=mailto:dmarc@cloudpit.dk; fo=0:1:d:s; pct=10

📬 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 2026-10-10 03:02:36

www	185.21.42.112 (AS48854) (address records, no CNAME)
www vs bare domain	Same network psn.dk: 185.21.42.112 (AS48854) www.psn.dk: 185.21.42.112 (AS48854)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

3 found

Selector	CNAME	Key
s1	s1.domainkey.u13895467.wl218.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u13895467.wl218.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-psn-dk._domainkey.psndk.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: 4/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.psn.dk	jsx-afac8WRvZc_d0AXy4em2SN2umWjOAgTHqMJEgk8
TXT	_acme-challenge.psn.dk	kjefRzb7AyYPg8HqcAN6Ee9bIxYr_S4YQPPCtUYkgIE

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2053ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413008722
Primary NS (MNAME)	ace.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 03:11:22

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-01-28
Expires	2027-03-31 (164d)

📋 WHOIS#

⏱️ Lookup Timing#

49ms

45ms

AAAA

51ms

TXT

219ms

CAA

48ms

HTTPS

53ms

TLSA

371ms

SOA

0ms

MTA-STS

71ms

DNSSEC

2053ms

SRV

83ms

Total

3534ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 03:02:36	2150ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 18:20:07	1001ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 04:21:35	2184ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 15:12:21	2929ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 12:58:47	1210ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-21 11:51:54	3336ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-29 08:05:12	2115ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-24 15:08:35 shown	3534ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-23 13:57:41	17181ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-18 10:35:05	2403ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-17 09:31:58	4142ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-04 03:21:36	1488ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 13:31:16	3125ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-09 00:43:30	3442ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 02:34:53	1800ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 17:55:39	1080ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 12:13:32	1599ms	2 NS 1 A 1 MX	🔒 Secure