b2bcloud.dk DNS records

🖥️ Nameservers2 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
kelly.ns.cloudflare.com	108.162.194.91 162.159.38.91 172.64.34.91 2606:4700:50::a29f:265b 2803:f800:50::6ca2:c25b 2a06:98c1:50::ac40:225b	kelly.ns.cloudflare.com kelly.ns.cloudflare.com kelly.ns.cloudflare.com kelly.ns.cloudflare.com kelly.ns.cloudflare.com kelly.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
vicente.ns.cloudflare.com	108.162.195.239 162.159.44.239 172.64.35.239 2606:4700:58::a29f:2cef 2803:f800:50::6ca2:c3ef 2a06:98c1:50::ac40:23ef	vicente.ns.cloudflare.com vicente.ns.cloudflare.com vicente.ns.cloudflare.com vicente.ns.cloudflare.com vicente.ns.cloudflare.com vicente.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.67.88	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.219.34	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.67.88
🔶 Autoconfig	172.67.219.34

🔷 AAAA Records (IPv6)2 records 41ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:db22	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:4358	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 52ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.67.88,172.67.219.34 ech=AEX+DQBBwQAgACD/u+hmtJtvMmVGHTkPSqC7uyXx305cJHfayZbuaZdTUQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:db22,2606:4700:3033::6815:4358

📝 TXT Records1 records 217ms

TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF

Policy	Record (b2bcloud.dk)
-all (hard fail)	v=spf1 include:spf.simply.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 / DANE2 records 126ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC2072ms

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	2412829224
Primary NS (MNAME)	kelly.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

51ms

A

48ms

MX

37ms

AAAA

41ms

TXT

217ms

CAA

45ms

HTTPS

52ms

TLSA

126ms

SOA

0ms

MTA-STS

64ms

DNSSEC

2072ms

SRV

73ms

Total

2592ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 01:42:58	1325ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 18:26:48	903ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 14:31:55	1066ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-25 04:53:29	2592ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-22 05:20:36	1672ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-27 07:15:33	834ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 14:25:30	997ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 19:47:38	3100ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 09:24:21	537ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 08:52:06	9402ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 13:57:05	808ms	2 NS 2 A 1 MX	🔓 Insecure	View