just-justesen.dk

📜 Historical scan 2026-08-27 10:05:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

just-justesen.dk is a .dk domain served by 2 nameservers (alexia.ns.cloudflare.com, ernest.ns.cloudflare.com). It was registered on 23 September 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.15.101 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by justjustesen-dk01b.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 63ms

Nameserver	IP addresses	PTR	ASN / ISP
alexia.ns.cloudflare.com	108.162.194.175 162.159.38.175 172.64.34.175 2606:4700:50::a29f:26af 2803:f800:50::6ca2:c2af 2a06:98c1:50::ac40:22af	alexia.ns.cloudflare.com alexia.ns.cloudflare.com alexia.ns.cloudflare.com alexia.ns.cloudflare.com alexia.ns.cloudflare.com alexia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ernest.ns.cloudflare.com	108.162.193.164 172.64.33.164 173.245.59.164 2606:4700:58::adf5:3ba4 2803:f800:50::6ca2:c1a4 2a06:98c1:50::ac40:21a4	ernest.ns.cloudflare.com ernest.ns.cloudflare.com ernest.ns.cloudflare.com ernest.ns.cloudflare.com ernest.ns.cloudflare.com ernest.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.15.101	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.162.40	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	justjustesen-dk01b.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::4 2a01:111:f403:ca04::c 2a01:111:f403:ca04::d 52.101.181.153 52.101.68.0 52.101.73.123 52.101.73.28	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am7pr05cu00204.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)#

2 records 62ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:a228	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:f65	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 61ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.15.101,172.67.162.40 ech=AEX+DQBB8gAgACDBlaShUNszepVlr+fR4WskQoMKgriqZm6u9xrVV0BFJAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:a228,2606:4700:3035::6815:f65

📝 TXT Records#

2 records 225ms

TXT Record
ca3-b6d12712a42c4e2699bb657e70a4c2cb
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (just-justesen.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-07 18:40:06

www	104.21.15.101 172.67.162.40 2606:4700:3031::ac43:a228 2606:4700:3035::6815:f65 (AS13335) (address records, no CNAME)
www vs bare domain	Same network just-justesen.dk: 104.21.15.101 172.67.162.40 2606:4700:3031::ac43:a228 2606:4700:3035::6815:f65 (AS13335) www.just-justesen.dk: 104.21.15.101 172.67.162.40 2606:4700:3031::ac43:a228 2606:4700:3035::6815:f65 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

82ms

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	2411259077
Primary NS (MNAME)	alexia.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 17:11:14

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-09-23
Expires	2027-09-30 (339d)

📋 WHOIS#

⏱️ Lookup Timing#

63ms

54ms

53ms

AAAA

62ms

TXT

225ms

CAA

59ms

HTTPS

61ms

TLSA

375ms

SOA

0ms

MTA-STS

59ms

DNSSEC

82ms

SRV

82ms

Total

1230ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 18:40:06	978ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-02 18:01:16	990ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 17:46:09	1319ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 12:21:42	10331ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 01:15:22	885ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 10:05:14 shown	1230ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-05 20:18:43	1684ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-24 01:15:21	2333ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 13:35:20	2164ms	2 NS 2 A 1 MX	🔓 Insecure