code39.dk

Records from scan: 2026-08-27 16:25:22 · 1472ms total · last checked 2026-10-19 03:27 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

code39.dk is a .dk domain served by 2 nameservers (ns1.canihosting.dk, ns2.canihosting.dk). It was registered on 1 September 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.134.12.243 is hosted by Team Blue Carrier Limited (AS34282) in United Kingdom. Mail is handled by code39-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 50ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.canihosting.dk	85.92.90.228	—	AS34282 Team Blue Carrier Limited
ns2.canihosting.dk	31.24.110.249	—	AS60672 ServerChoice Ltd

🌍 A Records#

1 records 70ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.134.12.243	14400s	canihosting.dk	AS34282	Team Blue Carrier Limited	5.134.8.0/21	🇬🇧 United Kingdom	—

📧 MX Records#

1 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	code39-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::e 2a01:111:f403:ca09::d 2a01:111:f403:ca09::f 52.101.68.16 52.101.73.19 52.101.73.30 52.101.73.4	mail-db5pr02cu00100.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 129ms

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

📝 TXT Records#

1 records 360ms

TXT Record
v=spf1 ip4:5.134.12.220 ip4:5.134.12.243 include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (code39.dk)
~all (soft fail)	v=spf1 ip4:5.134.12.220 ip4:5.134.12.243 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

🧩 Web & zone#

checked 2026-10-10 17:52:17

www CNAME	code39.dk (all on code39.dk) → 5.134.12.243 (AS34282)
www vs bare domain	Same network code39.dk: 5.134.12.243 (AS34282) www.code39.dk: 5.134.12.243 (AS34282)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~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: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.code39.dk	t1ApIayfSvI6hot78Xsa3nlR-0CQPbvGD_WIw2RN8TM

🔗 TLSA / DANE#

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

🔐 DNSSEC#

95ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026082101
Primary NS (MNAME)	ns1.canihosting.dk
Responsible (RNAME)	info@canidev.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-10 15:27:42

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-09-01
Expires	2027-09-30 (346d)

📋 WHOIS#

⏱️ Lookup Timing#

50ms

70ms

69ms

AAAA

58ms

TXT

360ms

CAA

70ms

HTTPS

66ms

TLSA

611ms

SOA

0ms

MTA-STS

113ms

DNSSEC

95ms

SRV

129ms

Total

1472ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-27 16:25:22 shown	1472ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-21 20:11:51	2077ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-30 11:05:06	2083ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 21:49:32	942ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 21:41:40	1425ms	2 NS 1 A 1 MX	🔓 Insecure