ulfheim.dk DNS records

🖥️ Nameservers2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ian.ns.cloudflare.com	108.162.193.118 172.64.33.118 173.245.59.118 2606:4700:58::adf5:3b76 2803:f800:50::6ca2:c176 2a06:98c1:50::ac40:2176	ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rayne.ns.cloudflare.com	108.162.194.11 162.159.38.11 172.64.34.11 2606:4700:50::a29f:260b 2803:f800:50::6ca2:c20b 2a06:98c1:50::ac40:220b	rayne.ns.cloudflare.com rayne.ns.cloudflare.com rayne.ns.cloudflare.com rayne.ns.cloudflare.com rayne.ns.cloudflare.com rayne.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 89ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.83.148	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.177.116	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 88ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:5394	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:b174	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 90ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.83.148,172.67.177.116 ech=AEX+DQBBugAgACAXUf+23YDboba4db+V6/wsezT/zYza/z19G+HggcsuXAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:5394,2606:4700:3037::ac43:b174

📝 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.ulfheim.dk	9EvOZFaa5T_U22KFZwdX3JL9jE9T8AQqgNjRolABwYQ
TXT	_acme-challenge.ulfheim.dk	owC3k_YKP75uZspPQBY0M-b3BO2UO23AMIlLzn_-HF8

🔗 TLSA / DANE

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

🔐 DNSSEC135ms

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	2413154285
Primary NS (MNAME)	ian.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

37ms

A

89ms

MX

50ms

AAAA

88ms

TXT

190ms

CAA

104ms

HTTPS

90ms

TLSA

80ms

SOA

0ms

MTA-STS

124ms

DNSSEC

135ms

SRV

128ms

Total

811ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 09:50:17	811ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-27 08:11:03	816ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 20:26:12	762ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-10 12:22:23	9812ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-17 20:14:49	9736ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-12 01:38:29	8696ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-29 07:51:05	908ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 10:05:28	1248ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-21 01:08:49	1094ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 15:38:18	679ms	2 NS 2 A 0 MX	🔓 Insecure	View