gridsystem.dk DNS records

🖥️ Nameservers2 records 49ms

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 Records1 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
168.119.39.216	600s	cloud4.websitecare.dk	AS24940	Hetzner Online GmbH	168.119.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	gridsystem-dk.a-v1.mx.microsoft	2a01:111:f403:ca04::7 2a01:111:f403:ca04::b 2a01:111:f403:ca09:: 2a01:111:f403:ca09::7 52.101.209.153 52.101.73.123 52.101.73.6 52.101.73.8	mail-db4pr02cu00307.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com mail-am0pr04cu00500.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

🔌 SRV Records1 records 58ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 224ms

TXT Record
6P59HgZwY+x1hj0bSYRMcC2+JyQGU6Odq3RkNfusrCeZ0n9oOlmc+F0BTVuKZCEDaPRQ/ozMIh3mIAXcSo3ikQ==
MS=ms21840512
v=spf1 include:spf.protection.outlook.com include:_spf.createsend.com include:spfrerouting.xink.io ~all

✉️ SPF

Policy	Record (gridsystem.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:_spf.createsend.com include:spfrerouting.xink.io ~all

📨 DMARC

Policy	Record (_dmarc.gridsystem.dk)
p=reject	v=DMARC1; p=reject; fo=1; pct=100; rua=mailto:2c6423c6@in.mailhardener.com

📬 MTA-STS260ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	20190601000000Z
max_age	604800s
Policy MX	gridsystem-dk.a-v1.mx.microsoft

📈 TLSRPT

Status	Report address (rua)
✓ Enabled	mailto:tlsrpt@in.mailhardener.com

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE4 records 103ms

Service / Owner	Type	Cert association
SMTP _25._tcp.gridsystem-dk.a-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…
SMTP _25._tcp.gridsystem-dk.a-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.gridsystem-dk.a-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.gridsystem-dk.a-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…

🔐 DNSSEC86ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

49ms

A

34ms

MX

34ms

AAAA

32ms

TXT

224ms

CAA

49ms

HTTPS

54ms

TLSA

103ms

SOA

0ms

MTA-STS

260ms

DNSSEC

86ms

SRV

58ms

Total

1093ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 18:30:36	1093ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 18:49:44	7984ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-28 03:36:00	5215ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 01:25:58	1135ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 19:38:48	9059ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 10:19:21	1860ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 14:57:49	805ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:50:06	1029ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:44:34	1047ms	2 NS 1 A 1 MX	🔒 Secure	View