isoiso.dk DNS records

🖥️ Nameservers2 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
davina.ns.cloudflare.com	108.162.194.40 162.159.38.40 172.64.34.40 2606:4700:50::a29f:2628 2803:f800:50::6ca2:c228 2a06:98c1:50::ac40:2228	davina.ns.cloudflare.com davina.ns.cloudflare.com davina.ns.cloudflare.com davina.ns.cloudflare.com davina.ns.cloudflare.com davina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
oswald.ns.cloudflare.com	108.162.193.218 172.64.33.218 173.245.59.218 2606:4700:58::adf5:3bda 2803:f800:50::6ca2:c1da 2a06:98c1:50::ac40:21da	oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 59ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.83.142	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.177.110	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.177.110
🔶 Autoconfig	172.67.177.110

🔷 AAAA Records (IPv6)2 records 34ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:538e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:b16e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 56ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.83.142,172.67.177.110 ech=AEX+DQBBMgAgACB2gyxIfgnmTyLKl+z5EdXkR9TwlIiJEVN8uT3zS3XZRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:538e,2606:4700:3033::ac43:b16e

📝 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)

🔐 DNSSEC98ms

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	2412630510
Primary NS (MNAME)	davina.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

59ms

MX

52ms

AAAA

34ms

TXT

234ms

CAA

50ms

HTTPS

56ms

TLSA

83ms

SOA

0ms

MTA-STS

75ms

DNSSEC

98ms

SRV

84ms

Total

649ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 07:34:57	649ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-20 09:49:41	5566ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-19 15:06:18	876ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-25 14:58:53	835ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 22:38:45	6345ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 13:47:04	1165ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 07:30:08	824ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-18 09:04:59	1137ms	2 NS 2 A 0 MX	🔓 Insecure	View