constantia-as.dk

Records from scan: 2026-09-25 08:20:13 · 1211ms total · last checked 2026-10-17 05:18 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

constantia-as.dk is a .dk domain served by 2 nameservers (curns01.dnsadmin.dk, curns02.dnsadmin.dk). It was registered on 13 December 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.106.180 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by constantiaas-dk02e.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
curns01.dnsadmin.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
curns02.dnsadmin.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 Records#

1 records 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.106.180	360s	linux220.curanet.dk	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	360s	constantiaas-dk02e.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::22 2a01:111:f403:ca09::24 2a01:111:f403:ca21::a 52.101.103.39 52.101.181.156 52.101.91.156 52.101.91.21	mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr02cu00302.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-maspr04cu00104.inbound.protection.outlook.com mail-matpr05cu00105.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

📝 TXT Records#

2 records 140ms

TXT Record
apple-domain-verification=WIBlsX9ilsEUcRkh
v=spf1 include:spf.protection.outlook.com a:antispam.nsd.dk include:spf.onlinemail.io include:spf.lmmail.dk ip4:95.217.162.42 ip4:91.215.162.220 ip4:217.116.213.122 -all

✉️ SPF#

Policy	Record (constantia-as.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com a:antispam.nsd.dk include:spf.onlinemail.io include:spf.lmmail.dk ip4:95.217.162.42 ip4:91.215.162.220 ip4:217.116.213.122 -all

📨 DMARC#

Policy	Record (_dmarc.constantia-as.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:tjmpklk7@ag.eu.dmarcian.com; ruf=mailto:tjmpklk7@fr.eu.dmarcian.com;

📬 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

🧩 Web & zone#

checked 2026-10-08 13:12:13

www	94.231.106.180 (AS48854) (address records, no CNAME)
www vs bare domain	Same network constantia-as.dk: 94.231.106.180 (AS48854) www.constantia-as.dk: 94.231.106.180 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-constantiaas-dk02e._domainkey.constantiaas.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 8/10 · policy: -all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

120ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092401
Primary NS (MNAME)	curns01.dnsadmin.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-07 16:36:19

Field	Value
Registrar	CURANET A/S
Registered	2007-12-13
Expires	2030-12-31 (1536d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

43ms

31ms

AAAA

39ms

TXT

140ms

CAA

44ms

HTTPS

36ms

TLSA

591ms

SOA

0ms

MTA-STS

52ms

DNSSEC

120ms

SRV

53ms

Total

1211ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 08:20:13 shown	1211ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-02 02:51:36	755ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-12 15:06:36	1057ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 08:01:35	3760ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 23:31:20	961ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 22:05:55	2599ms	2 NS 1 A 1 MX	🔒 Secure