cirkelbuen10.dk DNS records

🖥️ Nameservers2 records 26ms

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.
fred.ns.cloudflare.com	108.162.193.113 172.64.33.113 173.245.59.113 2606:4700:58::adf5:3b71 2803:f800:50::6ca2:c171 2a06:98c1:50::ac40:2171	fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	cirkelbuen10-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::b 2a01:111:f403:ca09::d 2a01:111:f403:ca09::f 52.101.68.10 52.101.68.15 52.101.68.32 52.101.68.39	mail-db4pr02cu00406.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db7pr03cu00607.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 59ms

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

📝 TXT Records2 records 167ms

TXT Record
mscid=pu566uWc6g+cUcWYjFNBV4x9K6Epfv01A7snCoWTW38bhcpxSBY8728wgBUdvgsNqA8lnehQmX1NnvdR/+GXlA==
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (cirkelbuen10.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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)

🔐 DNSSEC157ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2412981220
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

26ms

A

34ms

MX

34ms

AAAA

30ms

TXT

167ms

CAA

28ms

HTTPS

34ms

TLSA

166ms

SOA

0ms

MTA-STS

53ms

DNSSEC

157ms

SRV

59ms

Total

731ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 11:28:19	731ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-24 07:27:52	9442ms	2 NS 0 A 1 MX	❓ Unknown	View
2026-08-13 09:08:16	1446ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-28 03:26:14	959ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 20:51:01	528ms	2 NS 0 A 1 MX	🔓 Insecure	View