inplenum.dk DNS records

🖥️ Nameservers2 records 183ms

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 190ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.103.38.200	3600s	5.103.38.200.static.fibianet.dk	AS44869	FIBIA P/S	5.103.0.0/16	🇩🇰 Denmark	Holbæk

📧 MX Records1 records 208ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	inplenum-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::9 2a01:111:f403:ca04::d 2a01:111:f403:ca09::d 52.101.68.12 52.101.68.25 52.101.68.3 52.101.73.1	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am3pr04cu00501.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	5.103.38.200

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 529ms

TXT Record
MS=ms44396018
v=spf1 include:_custspf.one.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (inplenum.dk)
-all (hard fail)	v=spf1 include:_custspf.one.com 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)

🔐 DNSSEC444ms

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

🏷️ SOA182ms

Field	Value
Serial	2026052901
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

183ms

A

190ms

MX

208ms

AAAA

210ms

TXT

529ms

CAA

200ms

HTTPS

197ms

TLSA

198ms

SOA

182ms

MTA-STS

205ms

DNSSEC

444ms

SRV

338ms

Total

2504ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 04:24:21	866ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 20:17:19	1162ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-30 22:07:18	1389ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 06:30:28	1176ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 12:35:06	2504ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 02:38:21	1558ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 02:34:49	1251ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 20:28:07	706ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 23:22:26	1320ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 20:18:47	613ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-19 09:27:36	3168ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 14:47:56	328ms	0 NS 0 A 0 MX	❓ Unknown	View