smart-optimize.dk DNS records

🖥️ Nameservers2 records 194ms

Nameserver	IP addresses	PTR	ASN / ISP
ivy.ns.cloudflare.com	108.162.192.120 172.64.32.120 173.245.58.120 2606:4700:50::adf5:3a78 2803:f800:50::6ca2:c078 2a06:98c1:50::ac40:2078	ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lou.ns.cloudflare.com	108.162.193.199 172.64.33.199 173.245.59.199 2606:4700:58::adf5:3bc7 2803:f800:50::6ca2:c1c7 2a06:98c1:50::ac40:21c7	lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 217ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.92.122	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.193.63	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 375ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:c13f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:5c7a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 212ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.92.122,172.67.193.63 ech=AEX+DQBBrQAgACDfKA9Er9zsycphwr8CPeCFgeOw+dJUA372SNUUI7jcdwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:c13f,2606:4700:3037::6815:5c7a

📝 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)

🔐 DNSSEC383ms

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

🏷️ SOA218ms

Field	Value
Serial	2406663854
Primary NS (MNAME)	ivy.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

194ms

A

217ms

MX

214ms

AAAA

375ms

TXT

470ms

CAA

218ms

HTTPS

212ms

TLSA

162ms

SOA

218ms

MTA-STS

242ms

DNSSEC

383ms

SRV

405ms

Total

1538ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-24 16:11:15	943ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-21 21:57:17	8826ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-05 13:35:01	1432ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-25 09:23:02	1538ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 16:10:23	3797ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 08:47:14	1191ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 20:55:32	669ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 14:41:26	3434ms	2 NS 2 A 0 MX	🔓 Insecure	View