cirkulaer.dk DNS records

🖥️ Nameservers3 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.netsite.dk	185.224.16.200 2a0c:cc00:0:1648::53	ns1.netsite.dk ns1.netsite.dk	AS205206 Netsite A/S AS205206 Netsite A/S
ns2.netsite.eu	194.58.196.59 2a01:3f1:859::53	ns2.netsite.eu ns2.netsite.eu	AS8674 Netnod AB AS8674 Netnod AB
ns3.netsite.se	185.42.137.115 2a01:3f0:400::59	ns3.netsite.se ns3.netsite.se	AS8674 Netnod AB AS8674 Netnod AB

🌍 A Records1 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.22.211.119	360s	k8s01.oitudv.dk	AS202053	UpCloud Ltd	5.22.208.0/20	🇫🇮 Finland	—

📧 MX Records1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cirkulaer-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::2 2a01:111:f403:ca04::9 2a01:111:f403:ca09::9 52.101.68.16 52.101.73.145 52.101.73.153 52.101.73.16	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as2pr05cu00100.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 102ms

TXT Record
google-site-verification=eTYmHzdLQE9bysv96k2skgJKFhrcdnu4LawH5nB1X4o
v=spf1 include:uxmail.io include:_spf.createsend.com include:spf.protection.outlook.com include:spf.smtp.net -all

✉️ SPF

Policy	Record (cirkulaer.dk)
-all (hard fail)	v=spf1 include:uxmail.io include:_spf.createsend.com include:spf.protection.outlook.com include:spf.smtp.net -all

📨 DMARC

Policy	Record (_dmarc.cirkulaer.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:kw4mtjma@ag.eu.dmarcian.com; ruf=mailto:kw4mtjma@fr.eu.dmarcian.com; fo=1;

📬 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)

🔐 DNSSEC97ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026082701
Primary NS (MNAME)	ns1.netsite.dk
Responsible (RNAME)	hostmaster@netsite.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

32ms

A

36ms

MX

38ms

AAAA

38ms

TXT

102ms

CAA

30ms

HTTPS

36ms

TLSA

725ms

SOA

0ms

MTA-STS

43ms

DNSSEC

97ms

SRV

59ms

Total

1231ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 23:56:37	1231ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 17:51:32	1558ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 03:56:23	6857ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 08:06:38	2270ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-31 01:29:36	1315ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 09:50:22	1511ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 10:19:09	3217ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-09 04:08:18	1516ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 15:21:33	985ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 19:09:29	828ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 07:11:50	1967ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 01:26:17	1927ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 12:56:13	1161ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 23:10:09	1563ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 20:50:20	1474ms	3 NS 1 A 1 MX	🔒 Secure	View