plukon.dk

📜 Historical scan 2026-10-07 10:40:35 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

plukon.dk is a .dk domain served by 2 nameservers (ns1.exsilia.net, ns2.exsilia.net). It was registered on 11 November 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 45.82.188.18 is hosted by Duocast B.V. (AS31477) in The Netherlands. Mail is handled by plukon-dk.x-v1.mx.microsoft. The zone is not DNSSEC-signed, 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 59ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.exsilia.net	2a01:1b0:4418::53 83.137.146.53	ns1.duocast.net ns1.duocast.net	AS31477 Duocast B.V. AS31477 Duocast B.V.
ns2.exsilia.net	2a01:1b1:4418::53 91.209.7.53	ns2.duocast.net ns2.duocast.net	AS39292 Duocast B.V. AS39292 Duocast B.V.

🌍 A Records#

1 records 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
45.82.188.18	3600s	managed11.cloud86-host.nl	AS31477	Duocast B.V.	45.82.188.0/22	🇳🇱 The Netherlands	—

📧 MX Records#

1 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	plukon-dk.x-v1.mx.microsoft	2a01:111:f403:ca04::4 2a01:111:f403:ca09::22 2a01:111:f403:ca09::a 2a01:111:f403:ca21::a 52.101.103.143 52.101.181.156 52.101.68.8 52.101.91.153	mail-db4pr02cu00204.inbound.protection.outlook.com mail-am7pr02cu00302.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-matpr04cu00101.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 103ms

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

📝 TXT Records#

4 records 318ms

TXT Record
google-site-verification=J8juChYBOw6pCYfMuQWzPDvRq6VoP045jzKls3WbY-E
MS=ms79896749
v=spf1 ip4:82.192.168.204/30 ip4:212.97.215.40/29 ip4:88.212.87.100 ip4:152.115.69.36 ip4:83.137.136.112/29 ip4:62.177.168.224/27 include:_spf.google.com include:_spf.psm.knowbe4.com include:spf.protection.outlook.com -all
zscaler-verification-5835529-16072025-AN0EIut1qL

✉️ SPF#

Policy	Record (plukon.dk)
-all (hard fail)	v=spf1 ip4:82.192.168.204/30 ip4:212.97.215.40/29 ip4:88.212.87.100 ip4:152.115.69.36 ip4:83.137.136.112/29 ip4:62.177.168.224/27 include:_spf.google.com include:_spf.psm.knowbe4.com include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.plukon.dk)
p=reject	v=DMARC1; p=reject; pct=100; sp=none; aspf=r; adkim=r; rua=mailto:dmarc@plukon.dk;

📬 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 2026-10-16 19:58:00

www	45.82.188.18 (AS31477) (address records, no CNAME)
www vs bare domain	Same network plukon.dk: 45.82.188.18 (AS31477) www.plukon.dk: 45.82.188.18 (AS31477)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 2-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

78ms

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

🏷️ SOA#

84ms

Field	Value
Serial	2026072081
Primary NS (MNAME)	ns1.exsilia.net
Responsible (RNAME)	mail@plukon.dk
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-12 15:28:49

Field	Value
Registrar	Key-Systems GmbH
Registered	2024-11-11
Expires	2026-11-10 (24d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

59ms

58ms

51ms

AAAA

56ms

TXT

318ms

CAA

65ms

HTTPS

60ms

TLSA

94ms

SOA

84ms

MTA-STS

82ms

DNSSEC

78ms

SRV

103ms

Total

760ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 19:58:00	1043ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-15 19:07:47	1968ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-14 18:14:17	4597ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-13 17:00:55	2062ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-12 15:17:49	830ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-11 14:56:40	904ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-10 13:18:45	3004ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-09 01:52:14	2089ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-08 01:24:41	652ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-07 10:40:35 shown	760ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-06 03:53:00	1104ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-05 03:51:54	687ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-04 03:49:35	977ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-03 03:48:07	745ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-02 03:47:48	2333ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-01 03:30:38	1497ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 03:26:39	1269ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-29 03:14:27	1605ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-28 03:03:23	1107ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-27 02:42:09	2101ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-26 02:22:17	1127ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-25 02:09:11	1092ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 01:57:10	9960ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-23 23:34:34	2825ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-22 23:08:41	1267ms	2 NS 1 A 1 MX	🔓 Insecure