bigbionordhavn.dk DNS records

🖥️ Nameservers2 records 199ms

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 266ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	43199s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records2 records 249ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	bigbionordhavn-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 2a01:111:f403:ca09::5 52.101.68.0 52.101.68.10 52.101.68.15 52.101.73.19	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-as8pr04cu00803.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
10	3600s	ms30826074.msv1.invalid	—	—	—

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	195.47.247.18

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 315ms

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

📝 TXT Records2 records 519ms

TXT Record
ms30826074
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (bigbionordhavn.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)

🔐 DNSSEC361ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081201
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

199ms

A

266ms

MX

249ms

AAAA

184ms

TXT

519ms

CAA

158ms

HTTPS

182ms

TLSA

1007ms

SOA

0ms

MTA-STS

264ms

DNSSEC

361ms

SRV

315ms

Total

4626ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 20:17:39	4626ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-19 09:52:46	1830ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-12 23:52:09	1762ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-07 10:53:17	1528ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-21 17:52:47	1005ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 14:29:33	2635ms	2 NS 1 A 2 MX	🔒 Secure	View