sysop.dk DNS records

🖥️ Nameservers2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.desec.io	2607:f740:e633:deec::2 45.54.76.1	ns1.desec.io ns1.desec.io	AS63911 NetActuate, Inc AS63911 NetActuate, Inc
ns2.desec.org	157.53.224.1 2607:f740:e00a:deec::2	ns2.desec.org ns2.desec.org	AS36217 NetActuate, Inc AS36217 NetActuate, Inc

🌍 A Records1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
202.61.233.45	3600s	ae92d.netcup.net	AS197540	netcup GmbH	202.61.224.0/19	🇩🇪 Germany	Nuremberg

📧 MX Records2 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.sysop.dk	202.61.233.47	mxe92f.netcup.net	AS197540 netcup GmbH
50	3600s	mxe92f.netcup.net	202.61.233.47 2a03:4000:0:565:64d5:ceff:feb1:d3a6	mxe92f.netcup.net mxe92f.netcup.net	AS197540 netcup GmbH AS197540 netcup GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔶 Autoconfig	autoconfig.netcup.net → 46.38.225.195

🔷 AAAA Records (IPv6)1 records 44ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a03:4000:61:64e4::19:3537	3600s	—	AS197540	netcup GmbH	2a03:4000:0:0:0:0:0:0/31	🇩🇪 Germany	Nuremberg

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 205ms

TXT Record
v=spf1 mx a include:_spf.webhosting.systems ~all

✉️ SPF

Policy	Record (sysop.dk)
~all (soft fail)	v=spf1 mx a include:_spf.webhosting.systems ~all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC78ms

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

🏷️ SOA0ms

Field	Value
Serial	2024113561
Primary NS (MNAME)	get.desec.io
Responsible (RNAME)	get@desec.io
Refresh	86400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

43ms

A

41ms

MX

43ms

AAAA

44ms

TXT

205ms

CAA

42ms

HTTPS

44ms

TLSA

255ms

SOA

0ms

MTA-STS

53ms

DNSSEC

78ms

SRV

223ms

Total

1328ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 13:23:34	1987ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-21 07:13:25	2448ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-14 03:40:05	3740ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-07 12:37:28	1472ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-03 16:25:23	9487ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-23 19:45:01	1057ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-17 06:22:48	10133ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-13 02:16:06	1328ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-03 11:38:01	7656ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-26 16:12:39	3551ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 19:06:15	1670ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-24 15:40:57	1333ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-20 21:48:42	1428ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-17 13:54:43	2271ms	2 NS 1 A 2 MX	🔒 Secure	View