calcua.dk DNS records

🖥️ Nameservers2 records 104ms

Nameserver	IP addresses	PTR	ASN / ISP
gene.ns.cloudflare.com	108.162.192.158 172.64.32.158 173.245.58.158 2606:4700:50::adf5:3a9e 2803:f800:50::6ca2:c09e 2a06:98c1:50::ac40:209e	gene.ns.cloudflare.com gene.ns.cloudflare.com gene.ns.cloudflare.com gene.ns.cloudflare.com gene.ns.cloudflare.com gene.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
peyton.ns.cloudflare.com	108.162.193.221 172.64.33.221 173.245.59.221 2606:4700:58::adf5:3bdd 2803:f800:50::6ca2:c1dd 2a06:98c1:50::ac40:21dd	peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 112ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
92.205.18.136	300s	136.18.205.92.host.secureserver.net	AS21499	Host Europe GmbH	92.205.0.0/19	🇫🇷 France	Strasbourg

📧 MX Records1 records 105ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	calcua-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::5 2a01:111:f403:ca09::6 2a01:111:f403:ca09::7 52.101.103.143 52.101.68.39 52.101.73.22 52.101.73.28	mail-db9pr02cu00204.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.98.16.7

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 8329ms

TXT Record
MS=ms69875928
v=spf1 include:_spf.mailersend.net include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (calcua.dk)
~all (soft fail)	v=spf1 include:_spf.mailersend.net include:spf.protection.outlook.com ~all

📨 DMARC

Policy	Record (_dmarc.calcua.dk)
p=none (monitor only)	v=DMARC1;p=none;rua=mailto:dmarc@calcua.dk

📬 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)

🔐 DNSSEC285ms

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	2413033495
Primary NS (MNAME)	gene.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

104ms

A

112ms

MX

105ms

AAAA

131ms

TXT

8329ms

CAA

106ms

HTTPS

142ms

TLSA

173ms

SOA

0ms

MTA-STS

129ms

DNSSEC

285ms

SRV

185ms

Total

19823ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-24 14:19:26	19823ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-23 22:52:29	11250ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-29 14:18:18	2146ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 05:32:30	895ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 18:55:31	602ms	2 NS 1 A 1 MX	🔓 Insecure	View