syswatch.dk

📜 Historical scan 2026-09-21 01:44:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

syswatch.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 14 April 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.90.34.121 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by syswatch-dk.mail.protection.outlook.com. 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 111ms

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 152ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.90.34.121	600s	toll-generic-ceph-osd-prod-a-024-htr-fsn1-dc16.be-mobile-ops.net	AS24940	Hetzner Online GmbH	157.90.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 121ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	syswatch-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca21::a 2a01:111:f403:ca38::a 2a01:111:f403:ca3c::a 52.101.103.140 52.101.103.36 52.101.103.39 52.101.91.162	mail-db6pr03cu00105.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-matpr04cu00302.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 670ms

TXT Record
MS=ms21326761
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (syswatch.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.syswatch.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:9e4a3hxx63@rua.powerdmarc.com; ruf=mailto:9e4a3hxx63@ruf.powerdmarc.com;

📬 MTA-STS#

634ms

Check	Result
Status	⚠️ Invalid
TXT record (_mta-sts)	✓ Found
HTTPS policy	✗ Missing / invalid
Policy ID	20240216152359616908
Policy MX	—

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:9e4a3hxx63@tls.powerdmarc.com

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-09-30 19:54:04

www CNAME	syswatch.dk (all on syswatch.dk)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-syswatch-dk._domainkey.pl6040.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

209ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092001
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 2026-10-08 20:56:32

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-04-14
Expires	2027-04-30 (194d)

📋 WHOIS#

⏱️ Lookup Timing#

111ms

152ms

121ms

AAAA

157ms

TXT

670ms

CAA

100ms

HTTPS

136ms

TLSA

137ms

SOA

0ms

MTA-STS

634ms

DNSSEC

209ms

SRV

440ms

Total

1533ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 19:54:04	1241ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-21 01:44:07 shown	1533ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 22:36:53	6393ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-19 04:23:39	14321ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 01:08:08	1907ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 23:50:49	1022ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 06:39:26	1530ms	2 NS 1 A 1 MX	🔒 Secure