iow.dk DNS records

🖥️ Nameservers2 records 216ms

Nameserver	IP addresses	PTR	ASN / ISP
holly.ns.cloudflare.com	108.162.194.133 162.159.38.133 172.64.34.133 2606:4700:50::a29f:2685 2803:f800:50::6ca2:c285 2a06:98c1:50::ac40:2285	holly.ns.cloudflare.com holly.ns.cloudflare.com holly.ns.cloudflare.com holly.ns.cloudflare.com holly.ns.cloudflare.com holly.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sam.ns.cloudflare.com	108.162.193.141 172.64.33.141 173.245.59.141 2606:4700:58::adf5:3b8d 2803:f800:50::6ca2:c18d 2a06:98c1:50::ac40:218d	sam.ns.cloudflare.com sam.ns.cloudflare.com sam.ns.cloudflare.com sam.ns.cloudflare.com sam.ns.cloudflare.com sam.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 218ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.186.52.164	300s	goegsig.dk	AS44869	FIBIA P/S	5.186.0.0/16	🇩🇰 Denmark	Aarhus

📧 MX Records1 records 251ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	mail.iow.dk	195.242.131.2	web.e-studio.dk	AS62121 Christian Ebsen ApS

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	195.242.131.2
🔶 Autoconfig	195.242.131.2

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 523ms

TXT Record
v=spf1 +mx +a +ip4:195.242.131.2 +include:_spf.e-studio.dk ~all

✉️ SPF

Policy	Record (iow.dk)
~all (soft fail)	v=spf1 +mx +a +ip4:195.242.131.2 +include:_spf.e-studio.dk ~all

📨 DMARC

Policy	Record (_dmarc.iow.dk)
p=none (monitor only)	v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 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)

🔐 DNSSEC397ms

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

🏷️ SOA0ms

Field	Value
Serial	2411745955
Primary NS (MNAME)	holly.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

216ms

A

218ms

MX

251ms

AAAA

221ms

TXT

523ms

CAA

231ms

HTTPS

239ms

TLSA

282ms

SOA

0ms

MTA-STS

305ms

DNSSEC

397ms

SRV

280ms

Total

3733ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-09 20:27:38	3733ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-17 12:39:31	804ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-13 00:40:27	2926ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 19:36:52	809ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 19:41:13	927ms	2 NS 1 A 1 MX	🔓 Insecure	View