b2bx.dk DNS records

🖥️ Nameservers2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
jay.ns.cloudflare.com	108.162.193.123 172.64.33.123 173.245.59.123 2606:4700:58::adf5:3b7b 2803:f800:50::6ca2:c17b 2a06:98c1:50::ac40:217b	jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rose.ns.cloudflare.com	108.162.192.141 172.64.32.141 173.245.58.141 2606:4700:50::adf5:3a8d 2803:f800:50::6ca2:c08d 2a06:98c1:50::ac40:208d	rose.ns.cloudflare.com rose.ns.cloudflare.com rose.ns.cloudflare.com rose.ns.cloudflare.com rose.ns.cloudflare.com rose.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.5.14	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.132.186	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records6 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.251.9.26 2a00:1450:4010:c0a::1b 2a00:1450:4010:c0a::1b	rc-in-f26.1e100.net lm-in-x1b.1e100.net lm-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx2.googlemail.com	192.178.158.26 2404:6800:4000:1025::1b	lcdels-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx3.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx4.googlemail.com	172.253.158.26 2404:6800:4001:c01::1b	so-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx5.googlemail.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)2 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:50e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:84ba	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 26ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.5.14,172.67.132.186 ech=AEX+DQBBMgAgACB2gyxIfgnmTyLKl+z5EdXkR9TwlIiJEVN8uT3zS3XZRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:50e,2606:4700:3036::ac43:84ba

🔌 SRV Records5 records 58ms

Service	Priority	Port	Target
_xmpp-server._tcp	5	5269	xmpp-server.l.google.com
_xmpp-server._tcp	20	5269	xmpp-server2.l.google.com
_xmpp-server._tcp	20	5269	xmpp-server3.l.google.com
_xmpp-server._tcp	20	5269	xmpp-server1.l.google.com
_xmpp-server._tcp	20	5269	xmpp-server4.l.google.com

📝 TXT Records1 records 168ms

TXT Record
v=spf1 include:aspmx.googlemail.com -all

✉️ SPF

Policy	Record (b2bx.dk)
-all (hard fail)	v=spf1 include:aspmx.googlemail.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.b2bx.dk	RleuhR27y_hhy6NWOVSTRty3oCNmwhrVS5z_EQHA9OU
TXT	_acme-challenge.b2bx.dk	SCkRrxPicGvCcIuCdcEYiMZhlQ_wP_SaaRbIxxZ6ehY

🔗 TLSA / DANE

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

🔐 DNSSEC115ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2413324707
Primary NS (MNAME)	jay.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

40ms

A

35ms

MX

49ms

AAAA

31ms

TXT

168ms

CAA

26ms

HTTPS

26ms

TLSA

112ms

SOA

0ms

MTA-STS

57ms

DNSSEC

115ms

SRV

58ms

Total

1042ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 08:00:06	1042ms	2 NS 2 A 6 MX	🔓 Insecure	View
2026-08-26 07:48:20	2751ms	2 NS 2 A 6 MX	🔓 Insecure	View
2026-08-11 23:08:23	4488ms	2 NS 2 A 6 MX	🔓 Insecure	View
2026-06-16 13:57:13	834ms	2 NS 2 A 6 MX	🔓 Insecure	View