offersenchristoffersen.dk DNS records

🖥️ Nameservers2 records 76ms

Nameserver	IP addresses	PTR	ASN / ISP
joaquin.ns.cloudflare.com	108.162.195.220 162.159.44.220 172.64.35.220 2606:4700:58::a29f:2cdc 2803:f800:50::6ca2:c3dc 2a06:98c1:50::ac40:23dc	joaquin.ns.cloudflare.com joaquin.ns.cloudflare.com joaquin.ns.cloudflare.com joaquin.ns.cloudflare.com joaquin.ns.cloudflare.com joaquin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lucy.ns.cloudflare.com	108.162.192.133 172.64.32.133 173.245.58.133 2606:4700:50::adf5:3a85 2803:f800:50::6ca2:c085 2a06:98c1:50::ac40:2085	lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 78ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.8.134	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.188.119	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.8.134
🔶 Autoconfig	172.67.188.119

🔷 AAAA Records (IPv6)2 records 75ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:886	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:bc77	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 56ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.8.134,172.67.188.119 ech=AEX+DQBBCAAgACBDxz7xK1JxXdTwo/UzR9kWxTClV5FM7lCdcfY+vuQPXgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:886,2606:4700:3037::ac43:bc77

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC220ms

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	2408592101
Primary NS (MNAME)	joaquin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 RegistrationWHOIS fetched 2026-07-04 15:19:30

Field	Value
Registrar	PROCOPA IT ApS
Registered	2019-12-13
Expires	2026-12-31 (120d)

📋 WHOIS

⏱️ Lookup Timing

NS

76ms

A

78ms

MX

74ms

AAAA

75ms

TXT

194ms

CAA

79ms

HTTPS

56ms

TLSA

132ms

SOA

0ms

MTA-STS

200ms

DNSSEC

220ms

SRV

248ms

Total

942ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-04 15:16:13	942ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-30 10:56:13	822ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-26 01:08:12	1795ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-25 16:57:59	807ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 12:59:29	1628ms	2 NS 1 A 4 MX	🔒 Secure	View