offersen-christoffersen.dk DNS records

🖥️ Nameservers2 records 46ms

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 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.70.52	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.220.2	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.220.2
🔶 Autoconfig	104.21.70.52

🔷 AAAA Records (IPv6)2 records 56ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:4634	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:dc02	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 61ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.70.52,172.67.220.2 ech=AEX+DQBBkQAgACAItdCbprH5Uw//n8rxHxJ0HpGd1uKQTlCGKHIT6H2KSwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:4634,2606:4700:3036::ac43:dc02

📝 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)

🔐 DNSSEC157ms

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	2408592752
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 15:07:02

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

📋 WHOIS

⏱️ Lookup Timing

NS

46ms

A

58ms

MX

51ms

AAAA

56ms

TXT

270ms

CAA

76ms

HTTPS

61ms

TLSA

109ms

SOA

0ms

MTA-STS

76ms

DNSSEC

157ms

SRV

2051ms

Total

2718ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-04 15:01:31	2718ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 01:13:03	900ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 03:32:41	763ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-23 00:57:30	688ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-19 22:18:58	577ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 12:14:26	1102ms	2 NS 1 A 4 MX	🔒 Secure	View