c-cloud.dk DNS records

🖥️ Nameservers2 records 29ms

Nameserver	IP addresses	PTR	ASN / ISP
autumn.ns.cloudflare.com	108.162.194.148 162.159.38.148 172.64.34.148 2606:4700:50::a29f:2694 2803:f800:50::6ca2:c294 2a06:98c1:50::ac40:2294	autumn.ns.cloudflare.com autumn.ns.cloudflare.com autumn.ns.cloudflare.com autumn.ns.cloudflare.com autumn.ns.cloudflare.com autumn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
gabriel.ns.cloudflare.com	108.162.195.244 162.159.44.244 172.64.35.244 2606:4700:58::a29f:2cf4 2803:f800:50::6ca2:c3f4 2a06:98c1:50::ac40:23f4	gabriel.ns.cloudflare.com gabriel.ns.cloudflare.com gabriel.ns.cloudflare.com gabriel.ns.cloudflare.com gabriel.ns.cloudflare.com gabriel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.62.201	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.138.197	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ccloud-dk0c.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 2a01:111:f403:ca09::9 2a01:111:f403:ca09::e 52.101.68.27 52.101.68.36 52.101.73.2 52.101.73.28	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.104.116.8
🔶 Autoconfig	104.21.62.201

🔷 AAAA Records (IPv6)2 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:3ec9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:8ac5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 29ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.62.201,172.67.138.197 ech=AEX+DQBB6wAgACBSdoZIMbL8B4sdU87XySuFlXs5w2f6U7rXvmAnphfNJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:3ec9,2606:4700:3035::ac43:8ac5

🔌 SRV Records1 records 66ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 146ms

TXT Record
MS=ms86492130
oci-domain-verification=pQHYPYwZGahnAuXq5YyqEEjFOsX0Cg0PYQ9Jp9jIxuL
v=spf1 a mx a:mailgw1.c-system.dk a:zabbix.c-cloud.dk ip4:130.162.220.97 ip4:37.27.223.112 include:spf.protection.outlook.com include:eu.rp.oracleemaildelivery.com include:rp.oracleemaildelivery.com include:ap.rp.oracleemaildelivery.com -all

✉️ SPF

Policy	Record (c-cloud.dk)
-all (hard fail)	v=spf1 a mx a:mailgw1.c-system.dk a:zabbix.c-cloud.dk ip4:130.162.220.97 ip4:37.27.223.112 include:spf.protection.outlook.com include:eu.rp.oracleemaildelivery.com include:rp.oracleemaildelivery.com include:ap.rp.oracleemaildelivery.com -all

📨 DMARC

Policy	Record (_dmarc.c-cloud.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:3ab085580a104191a9b94dd82bd4d47c@dmarc-reports.cloudflare.net

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.c-cloud.dk	4PtMRsAN497VUm9-Eb0k3TbvB85mje2X7yb9jZXFzZ4
TXT	_acme-challenge.c-cloud.dk	6a0cKuyon88-kjfKoXqhaa4TFxdV-o_suGNCrLSJrHM
TXT	_acme-challenge.c-cloud.dk	6z4VyaluX_H71hddlUouBplirzSNq5ggpw3vh4QxBfg
TXT	_acme-challenge.c-cloud.dk	BRMzrKlYWpZt8Jcgoq8mh8aZ7GhD38i8jWAGrgzrYL0
TXT	_acme-challenge.c-cloud.dk	DTpqtmXZPMedeTFHc44UG34E_qdrksLeRW1_G6RblxQ
TXT	_acme-challenge.c-cloud.dk	Z-5tkadfVa1n5e5hhXhyi3YZ0I833WwJ9hr6nb7PFU0

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC101ms

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	2413526223
Primary NS (MNAME)	autumn.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

29ms

A

48ms

MX

33ms

AAAA

37ms

TXT

146ms

CAA

28ms

HTTPS

29ms

TLSA

179ms

SOA

0ms

MTA-STS

41ms

DNSSEC

101ms

SRV

66ms

Total

1170ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 01:22:29	1170ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 19:47:48	965ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-26 18:56:37	1827ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-05 23:10:21	2423ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-30 19:24:47	18381ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-22 06:15:31	1323ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-27 08:40:37	1474ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 19:17:37	1475ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 18:47:49	505ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 18:40:21	783ms	2 NS 2 A 1 MX	🔓 Insecure	View