guldborgsundforsyning.dk DNS records

🖥️ Nameservers2 records 115ms

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 81ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
49.12.83.125	600s	re03.azehosting.net	AS24940	Hetzner Online GmbH	49.12.0.0/15	🇩🇪 Germany	Falkenstein

📧 MX Records5 records 121ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	guldborgsundforsyning-dk.mx1.mailanyone.net	208.70.135.116	mx43.electric.net	AS16509 Amazon.com, Inc.
20	3600s	guldborgsundforsyning-dk.mx2.mx25.net	208.70.135.237	mx43.electric.net	AS16509 Amazon.com, Inc.
30	3600s	guldborgsundforsyning-dk.mx3.mailanyone.net	208.70.135.237	mx43.electric.net	AS16509 Amazon.com, Inc.
40	3600s	guldborgsundforsyning-dk.mx4.mx25.net	208.70.135.116	mx43.electric.net	AS16509 Amazon.com, Inc.
50	3600s	guldborgsundforsyning-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca09::1 2a01:111:f403:ca09::7 2a01:111:f403:ca48::8 52.101.68.12 52.101.68.18 52.101.68.29 52.101.73.6	mail-db4pr02cu00406.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 131ms

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

📝 TXT Records3 records 269ms

TXT Record
apple-domain-verification=ms4gIowX4U75XneN
MS=CCCC9317B9498A6F2519322D1254A76776229074
v=spf1 ip4:5.103.34.5 ip4:5.103.34.2 ip4:185.163.189.32 include:spf.mailanyone.net include:spf.protection.outlook.com include:_custspf.one.com include:dedicated.mysmtp.com -all

✉️ SPF

Policy	Record (guldborgsundforsyning.dk)
-all (hard fail)	v=spf1 ip4:5.103.34.5 ip4:5.103.34.2 ip4:185.163.189.32 include:spf.mailanyone.net include:spf.protection.outlook.com include:_custspf.one.com include:dedicated.mysmtp.com -all

📨 DMARC

Policy	Record (_dmarc.guldborgsundforsyning.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none;

📬 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)

🔐 DNSSEC206ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083001
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

115ms

A

81ms

MX

121ms

AAAA

81ms

TXT

269ms

CAA

69ms

HTTPS

79ms

TLSA

729ms

SOA

0ms

MTA-STS

133ms

DNSSEC

206ms

SRV

131ms

Total

2116ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 14:16:23	2116ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-08-26 20:07:06	1619ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-08-25 06:35:13	1122ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-08-14 07:26:31	17423ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-08-07 02:54:28	6062ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-16 01:17:37	2234ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-08 19:50:27	10843ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-17 10:08:44	3269ms	2 NS 1 A 5 MX	🔒 Secure	View