poulin.dk

📜 Historical scan 2026-07-28 22:50:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

poulin.dk is a .dk domain served by 2 nameservers (alice.ns.cloudflare.com, sevki.ns.cloudflare.com). It was registered on 5 November 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.248.139.5 is hosted by Netnoerden ApS (AS216275) in Denmark. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 39ms

Nameserver	IP addresses	PTR	ASN / ISP
alice.ns.cloudflare.com	108.162.192.60 172.64.32.60 173.245.58.60 2606:4700:50::adf5:3a3c 2803:f800:50::6ca2:c03c 2a06:98c1:50::ac40:203c	alice.ns.cloudflare.com alice.ns.cloudflare.com alice.ns.cloudflare.com alice.ns.cloudflare.com alice.ns.cloudflare.com alice.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sevki.ns.cloudflare.com	108.162.195.164 162.159.44.164 172.64.35.164 2606:4700:58::a29f:2ca4 2803:f800:50::6ca2:c3a4 2a06:98c1:50::ac40:23a4	sevki.ns.cloudflare.com sevki.ns.cloudflare.com sevki.ns.cloudflare.com sevki.ns.cloudflare.com sevki.ns.cloudflare.com sevki.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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.248.139.5	300s	—	AS216275	Netnoerden ApS	80.248.138.0/23	🇩🇰 Denmark	—

📧 MX Records#

2 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	300s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)#

1 records 32ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a13:e746:bec6:50::4	300s	—	AS216275	Netnoerden ApS	2a13:e740:0:0:0:0:0:0/29	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 197ms

TXT Record
protonmail-verification=022bbaa1d2dc7b1a4c83c070d1277f7c93f50b7a
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

Policy	Record (poulin.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC#

Policy	Record (_dmarc.poulin.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 2026-10-12 22:36:19

www CNAME	poulin.dk (all on poulin.dk) → 80.248.139.5 2a13:e746:bec6:50::4 (AS216275)
www vs bare domain	Same network poulin.dk: 80.248.139.5 2a13:e746:bec6:50::4 (AS216275) www.poulin.dk: 80.248.139.5 2a13:e746:bec6:50::4 (AS216275)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 4029ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC#

72ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2410692741
Primary NS (MNAME)	alice.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 13:33:50

Field	Value
Registrar	Domænehajen ApS
Registered	2017-11-05
Expires	2035-11-30 (3330d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

33ms

31ms

AAAA

32ms

TXT

197ms

CAA

31ms

HTTPS

47ms

TLSA

4029ms

SOA

0ms

MTA-STS

65ms

DNSSEC

72ms

SRV

102ms

Total

5127ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 13:26:34	2375ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-28 12:52:52	2097ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-26 12:30:38	4604ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-25 19:07:40	2207ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-07 18:14:54	3216ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-02 16:08:13	5455ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-18 21:29:05	29339ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-12 12:12:17	5159ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-08 01:54:29	5317ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-28 22:50:44 shown	5127ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-19 07:44:13	3344ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-27 06:06:52	2712ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-24 22:48:59	2150ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 22:32:33	3033ms	2 NS 1 A 2 MX	🔒 Secure