jitsi.dk

📜 Historical scan 2026-06-24 20:12:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jitsi.dk is a .dk domain served by 2 nameservers (bill.ns.cloudflare.com, imani.ns.cloudflare.com). It was registered on 27 March 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.73.218 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, publishes a 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 246ms

Nameserver	IP addresses	PTR	ASN / ISP
bill.ns.cloudflare.com	108.162.193.74 172.64.33.74 173.245.59.74 2606:4700:58::adf5:3b4a 2803:f800:50::6ca2:c14a 2a06:98c1:50::ac40:214a	bill.ns.cloudflare.com bill.ns.cloudflare.com bill.ns.cloudflare.com bill.ns.cloudflare.com bill.ns.cloudflare.com bill.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
imani.ns.cloudflare.com	108.162.194.62 162.159.38.62 172.64.34.62 2606:4700:50::a29f:263e 2803:f800:50::6ca2:c23e 2a06:98c1:50::ac40:223e	imani.ns.cloudflare.com imani.ns.cloudflare.com imani.ns.cloudflare.com imani.ns.cloudflare.com imani.ns.cloudflare.com imani.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 235ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.73.218	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.149.235	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	172.67.149.235
🔶 Autoconfig	104.21.73.218

🔷 AAAA Records (IPv6)#

2 records 214ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:49da	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:95eb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 231ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.73.218,172.67.149.235 ech=AEX+DQBBLAAgACDQvITey2Xc5a2pNV27963QnJAoAnsJv042o3sbkQTnIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:49da,2606:4700:3037::ac43:95eb

📝 TXT Records#

1 records 502ms

TXT Record
v=spf1 a:t22.avra.dk a:t22.synology.me mx ~all

✉️ SPF#

Policy	Record (jitsi.dk)
~all (soft fail)	v=spf1 a:t22.avra.dk a:t22.synology.me mx ~all

📨 DMARC#

Policy	Record (_dmarc.jitsi.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:info@avra.dk

📬 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 2026-10-15 09:46:41

www	104.21.73.218 172.67.149.235 2606:4700:3030::6815:49da 2606:4700:3037::ac43:95eb (AS13335) (address records, no CNAME)
www vs bare domain	Same network jitsi.dk: 104.21.73.218 172.67.149.235 2606:4700:3030::6815:49da 2606:4700:3037::ac43:95eb (AS13335) www.jitsi.dk: 104.21.73.218 172.67.149.235 2606:4700:3030::6815:49da 2606:4700:3037::ac43:95eb (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

352ms

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

🏷️ SOA#

234ms

Field	Value
Serial	2407101979
Primary NS (MNAME)	bill.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 10:13:36

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-03-27
Expires	2028-03-31 (530d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
avra.dk	Punktum dk A/S (direct)
winhost.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

246ms

235ms

204ms

AAAA

214ms

TXT

502ms

CAA

240ms

HTTPS

231ms

TLSA

148ms

SOA

234ms

MTA-STS

267ms

DNSSEC

352ms

SRV

279ms

Total

2047ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 09:46:41	397ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-07 01:30:07	487ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-30 20:37:58	682ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-29 20:16:21	702ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-23 23:49:55	561ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-21 15:02:59	701ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-13 06:28:55	2439ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-28 03:35:18	506ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-27 03:09:48	706ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-25 18:13:29	574ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-10 02:19:26	4389ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-08 03:54:36	1462ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-23 10:50:59	904ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-10 23:10:36	9766ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-03 02:27:48	9718ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-24 20:12:25 shown	2047ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-17 12:06:08	880ms	2 NS 2 A 0 MX	🔒 Secure