gserver.dk DNS records

🖥️ Nameservers2 records 296ms

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 174ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2.110.186.138	43200s	—	AS203953	Hiper A/S	2.110.128.0/17	🇩🇰 Denmark	Farum

📧 MX Records1 records 280ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	gserver-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::e 2a01:111:f403:ca09:: 2a01:111:f403:ca09::3 52.101.68.15 52.101.68.18 52.101.73.16 52.101.73.22	mail-db7pr03cu00601.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 40.104.116.40
🔶 Autoconfig	2.110.186.138

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 322ms

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

📝 TXT Records2 records 569ms

TXT Record
MS=ms46450485
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

🔐 DNSSEC377ms

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

🏷️ SOA242ms

Field	Value
Serial	2026052501
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

296ms

A

174ms

MX

280ms

AAAA

190ms

TXT

569ms

CAA

244ms

HTTPS

172ms

TLSA

562ms

SOA

242ms

MTA-STS

311ms

DNSSEC

377ms

SRV

322ms

Total

2686ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 12:58:47	1154ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 20:44:49	868ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 02:17:43	1937ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 19:21:26	888ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 14:38:04	1397ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 03:35:42	2686ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 09:42:00	2843ms	2 NS 1 A 1 MX	🔒 Secure	View