jdh-byg.dk DNS records

🖥️ Nameservers2 records 35ms

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
46.30.213.142	3600s	webcluster1.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	jdhbyg-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::e 2a01:111:f403:ca09::7 2a01:111:f403:ca09::a 52.101.185.114 52.101.68.15 52.101.73.22 52.101.91.159	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-matpr04cu00207.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
🔶 Autoconfig	46.30.213.142

🔷 AAAA Records (IPv6)1 records 28ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:71:9708:1c09:4051	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 147ms

TXT Record
anthropic-domain-verification-r5kf6x=2akZa3vLKSAYzJF1abaOHlS4T
MS=ms94957458
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.jdh-byg.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@jdh-byg.dk;

📬 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)

🔐 DNSSEC96ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083105
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

35ms

A

34ms

MX

27ms

AAAA

28ms

TXT

147ms

CAA

24ms

HTTPS

26ms

TLSA

769ms

SOA

0ms

MTA-STS

44ms

DNSSEC

96ms

SRV

49ms

Total

1335ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 08:01:26	1335ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-31 09:51:22	1132ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 06:12:23	1006ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 19:27:46	9154ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 17:53:49	1012ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 00:36:14	855ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 08:24:57	1579ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 11:12:42	802ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 18:13:41	1408ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 03:12:17	3353ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 16:17:52	962ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 17:43:20	947ms	2 NS 1 A 1 MX	🔒 Secure	View