cj-as.dk DNS records

🖥️ Nameservers2 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.247	360s	linux6.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cjas-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09::c 2a01:111:f403:ca48::8 2a01:111:f403:ca48::c 52.101.68.15 52.101.68.29 52.101.73.126 52.101.73.30	mail-du2pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am7pr05cu00306.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
🔶 Autoconfig	78.46.9.110

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 54ms

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

📝 TXT Records2 records 199ms

TXT Record
_globalsign-domain-verification=8sOlue2EpLB8Iz2q5cnYhcYk6XVYXlzNG_HKXEOZXY
v=spf1 include:spf.protection.outlook.com ip4:5.103.29.209 ip4:5.186.90.80 ip4:128.76.156.211 ip4:80.209.10.100 ip4:152.115.165.134 ip4:109.57.184.96 ip4:95.209.154.61 -all

✉️ SPF

Policy	Record (cj-as.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:5.103.29.209 ip4:5.186.90.80 ip4:128.76.156.211 ip4:80.209.10.100 ip4:152.115.165.134 ip4:109.57.184.96 ip4:95.209.154.61 -all

📨 DMARC

Policy	Record (_dmarc.cj-as.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100

📬 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
CNAME	_acme-challenge.cj-as.dk	cj-as.dk.acme.service.one.com

🔗 TLSA / DANE

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

🔐 DNSSEC72ms

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

🏷️ SOA0ms

Field	Value
Serial	2025110401
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

41ms

A

42ms

MX

47ms

AAAA

42ms

TXT

199ms

CAA

35ms

HTTPS

49ms

TLSA

419ms

SOA

0ms

MTA-STS

70ms

DNSSEC

72ms

SRV

54ms

Total

986ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 19:42:30	986ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 16:26:54	706ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 23:15:49	65535ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 21:06:05	2216ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-16 21:02:00	666ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 21:01:12	779ms	2 NS 1 A 1 MX	🔒 Secure	View