sys0p.dk

📜 Historical scan 2026-09-08 23:31:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sys0p.dk is a .dk domain served by 2 nameservers (chad.ns.cloudflare.com, priscilla.ns.cloudflare.com). It was registered on 14 September 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.63.192.51 is hosted by TDC Holding A/S (AS3292) in Denmark. 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
chad.ns.cloudflare.com	108.162.193.82 172.64.33.82 173.245.59.82 2606:4700:58::adf5:3b52 2803:f800:50::6ca2:c152 2a06:98c1:50::ac40:2152	chad.ns.cloudflare.com chad.ns.cloudflare.com chad.ns.cloudflare.com chad.ns.cloudflare.com chad.ns.cloudflare.com chad.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
priscilla.ns.cloudflare.com	108.162.194.189 162.159.38.189 172.64.34.189 2606:4700:50::a29f:26bd 2803:f800:50::6ca2:c2bd 2a06:98c1:50::ac40:22bd	priscilla.ns.cloudflare.com priscilla.ns.cloudflare.com priscilla.ns.cloudflare.com priscilla.ns.cloudflare.com priscilla.ns.cloudflare.com priscilla.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 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.63.192.51	300s	87-63-192-51-static.dk.customer.tdc.net	AS3292	TDC Holding A/S	87.62.0.0/15	🇩🇰 Denmark	Aarhus

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	87.63.192.51
🔶 Autoconfig	87.63.192.51

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 199ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (sys0p.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.sys0p.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

📬 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 2026-10-09 14:51:14

www CNAME	sys0p.dk (all on sys0p.dk) → 87.63.192.51 (AS3292)
www vs bare domain	Same network sys0p.dk: 87.63.192.51 (AS3292) www.sys0p.dk: 87.63.192.51 (AS3292)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.sys0p.dk	kyQGym9yPg_g-AJWH-lTwi7l66gqGFmuSt_g6DRHRh8
TXT	_acme-challenge.sys0p.dk	s2_boxjB7-BoEjZpsvNmszaUNxeHnZbqDbBzF8vVSG8

🔗 TLSA / DANE#

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

🔐 DNSSEC#

73ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414044129
Primary NS (MNAME)	chad.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 06:55:48

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-09-14
Expires	2027-09-13 (327d)

📋 WHOIS#

⏱️ Lookup Timing#

49ms

43ms

38ms

AAAA

42ms

TXT

199ms

CAA

55ms

HTTPS

51ms

TLSA

50ms

SOA

0ms

MTA-STS

68ms

DNSSEC

73ms

SRV

79ms

Total

505ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 14:51:14	706ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-29 03:09:56	1631ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-28 02:35:50	625ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-23 14:27:27	665ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-20 13:13:15	533ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-08 23:31:16 shown	505ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-07 08:41:38	721ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-27 18:47:51	462ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-12 03:34:14	879ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-04 22:55:46	1021ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-19 15:38:17	1055ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-03 01:08:02	1530ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-27 02:24:27	758ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-25 20:47:55	708ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-23 16:48:04	892ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-23 00:11:27	791ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-22 17:28:39	952ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 07:54:31	489ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-20 07:34:59	673ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-18 06:38:35	722ms	2 NS 1 A 0 MX	🔒 Secure