smack.dk DNS records

🖥️ Nameservers2 records 55ms

Nameserver	IP addresses	PTR	ASN / ISP
doug.ns.cloudflare.com	108.162.193.159 172.64.33.159 173.245.59.159 2606:4700:58::adf5:3b9f 2803:f800:50::6ca2:c19f 2a06:98c1:50::ac40:219f	doug.ns.cloudflare.com doug.ns.cloudflare.com doug.ns.cloudflare.com doug.ns.cloudflare.com doug.ns.cloudflare.com doug.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
samara.ns.cloudflare.com	108.162.194.160 162.159.38.160 172.64.34.160 2606:4700:50::a29f:26a0 2803:f800:50::6ca2:c2a0 2a06:98c1:50::ac40:22a0	samara.ns.cloudflare.com samara.ns.cloudflare.com samara.ns.cloudflare.com samara.ns.cloudflare.com samara.ns.cloudflare.com samara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.34.148	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.162.18	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:a212	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:2294	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 49ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.34.148,172.67.162.18 ech=AEX+DQBBugAgACAXUf+23YDboba4db+V6/wsezT/zYza/z19G+HggcsuXAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:a212,2606:4700:3034::6815:2294

📝 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)

🔐 DNSSEC88ms

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	2409119185
Primary NS (MNAME)	doug.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

55ms

A

41ms

MX

44ms

AAAA

48ms

TXT

263ms

CAA

76ms

HTTPS

49ms

TLSA

55ms

SOA

0ms

MTA-STS

85ms

DNSSEC

88ms

SRV

77ms

Total

661ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 09:32:07	661ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 16:50:51	2482ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-11 15:59:16	2718ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-09 01:02:41	1045ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-07 01:05:58	16700ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-05 17:21:44	774ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-04 17:10:10	8971ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-02 21:56:53	1825ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-06-24 07:28:47	2793ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-24 05:10:04	2456ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 19:58:20	2431ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 13:47:37	541ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 23:38:33	1775ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 19:27:09	2025ms	0 NS 0 A 0 MX	❓ Unknown	View