flsec.dk DNS records

🖥️ Nameservers2 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
abby.ns.cloudflare.com	108.162.192.100 172.64.32.100 173.245.58.100 2606:4700:50::adf5:3a64 2803:f800:50::6ca2:c064 2a06:98c1:50::ac40:2064	abby.ns.cloudflare.com abby.ns.cloudflare.com abby.ns.cloudflare.com abby.ns.cloudflare.com abby.ns.cloudflare.com abby.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
olof.ns.cloudflare.com	108.162.195.51 162.159.44.51 172.64.35.51 2606:4700:58::a29f:2c33 2803:f800:50::6ca2:c333 2a06:98c1:50::ac40:2333	olof.ns.cloudflare.com olof.ns.cloudflare.com olof.ns.cloudflare.com olof.ns.cloudflare.com olof.ns.cloudflare.com olof.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.81.76	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.158.64	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 79ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:514c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:9e40	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=104.21.81.76,172.67.158.64 ech=AEX+DQBBcwAgACCn/m3LD6MOliaQPm+jB7t8exP6qD3dVyt6ZDX1MabXdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:514c,2606:4700:3037::ac43:9e40

📝 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)

🔐 DNSSEC143ms

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	2413282715
Primary NS (MNAME)	abby.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

51ms

A

55ms

MX

95ms

AAAA

79ms

TXT

233ms

CAA

79ms

HTTPS

49ms

TLSA

66ms

SOA

0ms

MTA-STS

106ms

DNSSEC

143ms

SRV

77ms

Total

1294ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 06:05:28	1294ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-27 22:14:39	505ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-25 03:27:33	10134ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-29 09:42:38	1562ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-29 05:54:24	797ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 17:22:55	1752ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 01:42:58	851ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-25 23:12:00	849ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 20:49:08	612ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 06:15:17	989ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 10:15:32	811ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 10:10:56	4379ms	2 NS 2 A 0 MX	🔓 Insecure	View