uffe-petersen.dk DNS records

🖥️ Nameservers2 records 25ms

Nameserver	IP addresses	PTR	ASN / ISP
cecelia.ns.cloudflare.com	108.162.194.135 162.159.38.135 172.64.34.135 2606:4700:50::a29f:2687 2803:f800:50::6ca2:c287 2a06:98c1:50::ac40:2287	cecelia.ns.cloudflare.com cecelia.ns.cloudflare.com cecelia.ns.cloudflare.com cecelia.ns.cloudflare.com cecelia.ns.cloudflare.com cecelia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
leif.ns.cloudflare.com	108.162.195.222 162.159.44.222 172.64.35.222 2606:4700:58::a29f:2cde 2803:f800:50::6ca2:c3de 2a06:98c1:50::ac40:23de	leif.ns.cloudflare.com leif.ns.cloudflare.com leif.ns.cloudflare.com leif.ns.cloudflare.com leif.ns.cloudflare.com leif.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 25ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.26.142	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.136.127	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.136.127
🔶 Autoconfig	104.21.26.142

🔷 AAAA Records (IPv6)2 records 22ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:1a8e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:887f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.26.142,172.67.136.127 ech=AEX+DQBBsgAgACDkJ63NT3zytayXg6+bpk6/sO0S/t6jmtVsH1By+GMdUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:1a8e,2606:4700:3035::ac43:887f

📝 TXT Records1 records 163ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (uffe-petersen.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.uffe-petersen.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:uffe.petersen+cloudflare@proton.me

📬 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)

🔐 DNSSEC107ms

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

🏷️ SOA0ms

Field	Value
Serial	2413587904
Primary NS (MNAME)	cecelia.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

25ms

A

25ms

MX

30ms

AAAA

22ms

TXT

163ms

CAA

29ms

HTTPS

44ms

TLSA

107ms

SOA

0ms

MTA-STS

51ms

DNSSEC

107ms

SRV

61ms

Total

566ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 20:37:00	566ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-28 03:46:51	9610ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 12:30:18	9623ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-11 00:45:32	3172ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-27 02:02:07	9478ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-18 17:38:18	9261ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-03 15:52:47	2680ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 04:10:41	840ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-06-17 13:08:13	865ms	2 NS 2 A 0 MX	🔓 Insecure	View