jm-byg.dk DNS records

🖥️ Nameservers2 records 215ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.gnrx.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.gnrx.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 232ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.40.29.39	3600s	dedi3039.your-server.de	AS24940	Hetzner Online GmbH	188.40.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records4 records 228ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	3600s	jmbyg-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::b 2a01:111:f403:ca09::1 2a01:111:f403:ca09::8 52.101.68.10 52.101.68.29 52.101.73.1 52.101.73.19	mail-db4pr02cu00406.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00501.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	jm-byg-dk.mxcloud1.simitu.dk	—	—	—
20	3600s	jm-byg-dk.mxcloud2.simitu.dk	—	—	—
30	3600s	jm-byg-dk.mxcloud3.simitu.dk	—	—	—

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 400ms

TXT Record
google-site-verification=G9RUE2n7qDX9F4kqJxKpCD1HofNda-qylfJ_sLdzHW8
MS=ms31842368
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (jm-byg.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.jm-byg.dk	P4jNVonKOLETG8073g9HEzOVrKZhH0xjBibuGPztIbU

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC323ms

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

🏷️ SOA244ms

Field	Value
Serial	2023112701
Primary NS (MNAME)	ns1.gnrx.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

215ms

A

232ms

MX

228ms

AAAA

217ms

TXT

400ms

CAA

249ms

HTTPS

238ms

TLSA

1386ms

SOA

244ms

MTA-STS

310ms

DNSSEC

323ms

SRV

251ms

Total

3187ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-25 02:17:52	3187ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 15:16:00	1057ms	2 NS 1 A 4 MX	🔒 Secure	View