systum.dk

📜 Historical scan 2026-06-18 05:49:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

systum.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 24 February 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.182 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by smtp.google.com. 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 118ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 86ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.182	—	webcluster2.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	smtp.google.com	142.250.147.26 142.250.147.27 142.251.9.26 142.251.9.27 2a00:1450:4025:c01::1a 2a00:1450:4025:c01::1b 2a00:1450:4025:c03::1a 2a00:1450:4025:c03::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	46.30.215.182
🔶 Autoconfig	46.30.215.182

🔷 AAAA Records (IPv6)#

1 records 35ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:80b3:d489:7122:e01b	—	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

Policy	Record (_dmarc.systum.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-24 09:18:42

www	46.30.215.164 2a02:2350:5:106:8023:bd47:efe0:f3bf (AS51468) (address records, no CNAME)
www vs bare domain	Same network systum.dk: 46.30.215.164 2a02:2350:5:106:8023:bd47:efe0:f3bf (AS51468) www.systum.dk: 46.30.215.164 2a02:2350:5:106:8023:bd47:efe0:f3bf (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

146ms

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

🏷️ SOA#

35ms

Field	Value
Serial	2026042502
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-22 19:19:43

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2025-02-24
Expires	2027-02-23 (121d)

🔗 Same registrant#

1 domain

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
sheltersystems.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

118ms

86ms

41ms

AAAA

35ms

TXT

233ms

CAA

41ms

HTTPS

85ms

TLSA

110ms

SOA

35ms

MTA-STS

35ms

DNSSEC

146ms

SRV

117ms

Total

758ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 09:18:42	1377ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-23 05:02:06	1353ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-22 01:55:26	995ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-16 07:42:19	476ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 16:01:29	1295ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 21:23:42	629ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 07:28:15	537ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-18 09:26:55	1776ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-11 08:29:37	935ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-24 18:58:15	769ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-13 12:57:52	6206ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 06:21:50	7101ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 07:13:15	683ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 05:49:24 shown	758ms	2 NS 1 A 1 MX	🔒 Secure