isaac-cycle.dk DNS records

🖥️ Nameservers2 records 26ms

Nameserver	IP addresses	PTR	ASN / ISP
lila.ns.cloudflare.com	108.162.192.186 172.64.32.186 173.245.58.186 2606:4700:50::adf5:3aba 2803:f800:50::6ca2:c0ba 2a06:98c1:50::ac40:20ba	lila.ns.cloudflare.com lila.ns.cloudflare.com lila.ns.cloudflare.com lila.ns.cloudflare.com lila.ns.cloudflare.com lila.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
venkat.ns.cloudflare.com	108.162.195.254 162.159.44.254 172.64.35.254 2606:4700:58::a29f:2cfe 2803:f800:50::6ca2:c3fe 2a06:98c1:50::ac40:23fe	venkat.ns.cloudflare.com venkat.ns.cloudflare.com venkat.ns.cloudflare.com venkat.ns.cloudflare.com venkat.ns.cloudflare.com venkat.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 24ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.61.146	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.211.116	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.isaac-cycle.dk	—	—	—

🔷 AAAA Records (IPv6)2 records 56ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:d374	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:3d92	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 39ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.61.146,172.67.211.116 ech=AEX+DQBBvQAgACDpdfGVX0r8uwLmFl+1tO2MdzPQQvlMOm+9SjHMKc6aCAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:d374,2606:4700:3036::6815:3d92

📝 TXT Records1 records 148ms

TXT Record
v=spf1 a mx ip4:149.210.188.17 ~all

✉️ SPF

Policy	Record (isaac-cycle.dk)
~all (soft fail)	v=spf1 a mx ip4:149.210.188.17 ~all

📨 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)

🔐 DNSSEC104ms

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	2413209983
Primary NS (MNAME)	lila.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

26ms

A

24ms

MX

28ms

AAAA

56ms

TXT

148ms

CAA

33ms

HTTPS

39ms

TLSA

286ms

SOA

0ms

MTA-STS

51ms

DNSSEC

104ms

SRV

55ms

Total

801ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 12:38:17	801ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-09 08:26:05	976ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-30 06:01:06	1118ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-27 23:43:59	2301ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 21:13:59	690ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 23:38:03	1108ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 11:38:26	1004ms	2 NS 2 A 1 MX	🔓 Insecure	View