slattenheimer.dk DNS records

🖥️ Nameservers2 records 93ms

Nameserver	IP addresses	PTR	ASN / ISP
alec.ns.cloudflare.com	108.162.193.59 172.64.33.59 173.245.59.59 2606:4700:58::adf5:3b3b 2803:f800:50::6ca2:c13b 2a06:98c1:50::ac40:213b	alec.ns.cloudflare.com alec.ns.cloudflare.com alec.ns.cloudflare.com alec.ns.cloudflare.com alec.ns.cloudflare.com alec.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sima.ns.cloudflare.com	108.162.192.222 172.64.32.222 173.245.58.222 2606:4700:50::adf5:3ade 2803:f800:50::6ca2:c0de 2a06:98c1:50::ac40:20de	sima.ns.cloudflare.com sima.ns.cloudflare.com sima.ns.cloudflare.com sima.ns.cloudflare.com sima.ns.cloudflare.com sima.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 88ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.96.20	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.150.68	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 135ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:9644	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:6014	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 91ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.96.20,172.67.150.68 ech=AEX+DQBBBQAgACAbQZebIQhDSFGjV8r8bAgUrIRee0RhxQoxPq63ozC6fgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:9644,2606:4700:3037::6815:6014

📝 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)

🔐 DNSSEC229ms

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	2413620873
Primary NS (MNAME)	alec.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

93ms

A

88ms

MX

128ms

AAAA

135ms

TXT

311ms

CAA

113ms

HTTPS

91ms

TLSA

113ms

SOA

0ms

MTA-STS

167ms

DNSSEC

229ms

SRV

158ms

Total

1043ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 05:55:53	1043ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-29 17:45:21	1453ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-17 07:44:55	9734ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-25 23:46:32	787ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-21 13:40:16	483ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-21 02:47:27	1981ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 14:39:35	1605ms	2 NS 2 A 0 MX	🔓 Insecure	View