adhub.dk

📜 Historical scan 2026-09-17 03:19:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

adhub.dk is a .dk domain served by 2 nameservers (harlan.ns.cloudflare.com, malavika.ns.cloudflare.com). It was registered on 14 January 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.30.63 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by adhub-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 34ms

Nameserver	IP addresses	PTR	ASN / ISP
harlan.ns.cloudflare.com	108.162.195.250 162.159.44.250 172.64.35.250 2606:4700:58::a29f:2cfa 2803:f800:50::6ca2:c3fa 2a06:98c1:50::ac40:23fa	harlan.ns.cloudflare.com harlan.ns.cloudflare.com harlan.ns.cloudflare.com harlan.ns.cloudflare.com harlan.ns.cloudflare.com harlan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
malavika.ns.cloudflare.com	108.162.194.165 162.159.38.165 172.64.34.165 2606:4700:50::a29f:26a5 2803:f800:50::6ca2:c2a5 2a06:98c1:50::ac40:22a5	malavika.ns.cloudflare.com malavika.ns.cloudflare.com malavika.ns.cloudflare.com malavika.ns.cloudflare.com malavika.ns.cloudflare.com malavika.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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.30.63	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.172.51	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	adhub-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09::26 2a01:111:f403:ca21::c 2a01:111:f403:ca48::c 52.101.181.156 52.101.185.24 52.101.209.31 52.101.68.29	mail-db8pr02cu00106.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-dbapr03cu00105.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 → 40.104.116.24

🔷 AAAA Records (IPv6)#

2 records 39ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:1e3f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:ac33	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 36ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.30.63,172.67.172.51 ech=AEX+DQBBKwAgACBWepOq38SPyGGa8ylBPTtx8HRoIwVgEfyRflaXqJGiKAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:1e3f,2606:4700:3033::ac43:ac33

🔌 SRV Records#

1 records 62ms

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

📝 TXT Records#

4 records 174ms

TXT Record
adhub-presentation.azurewebsites.net
google-site-verification=BrBNENW4EHyLYnGrTBs5Lbl1zXmPSyMgPo4jC0oCy4E
MS=ms91497394
v=spf1 include:mta.tawk.to include:spf.protection.outlook.com include:sendgrid.net ~all

✉️ SPF#

Policy	Record (adhub.dk)
~all (soft fail)	v=spf1 include:mta.tawk.to include:spf.protection.outlook.com include:sendgrid.net ~all

📨 DMARC#

Policy	Record (_dmarc.adhub.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 13:55:46

www	104.21.30.63 172.67.172.51 2606:4700:3031::6815:1e3f 2606:4700:3033::ac43:ac33 (AS13335) (address records, no CNAME)
www vs bare domain	Same network adhub.dk: 104.21.30.63 172.67.172.51 2606:4700:3031::6815:1e3f 2606:4700:3033::ac43:ac33 (AS13335) www.adhub.dk: 104.21.30.63 172.67.172.51 2606:4700:3031::6815:1e3f 2606:4700:3033::ac43:ac33 (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u19643340.wl091.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u19643340.wl091.sendgrid.net	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: 5/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.adhub.dk	PBhznwy6goBeshf7OKW509amSND23OtBTNqakMlUe4c
TXT	_acme-challenge.adhub.dk	knXnmHMeBsPODG0MTu-0tOa2LYhUhaK-c4wwQPGKjSU

🔗 TLSA / DANE#

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

🔐 DNSSEC#

113ms

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	2414758452
Primary NS (MNAME)	harlan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 23:45:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-01-14
Expires	2027-01-31 (105d)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

39ms

30ms

AAAA

39ms

TXT

174ms

CAA

33ms

HTTPS

36ms

TLSA

977ms

SOA

0ms

MTA-STS

64ms

DNSSEC

113ms

SRV

62ms

Total

2490ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 13:55:46	2121ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-07 23:48:49	924ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 19:19:34	1108ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-25 03:46:24	1421ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-21 19:18:30	1153ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-17 03:19:33 shown	2490ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 06:25:25	2646ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-09 05:30:59	2528ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 23:53:40	965ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 02:56:09	2369ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-17 06:57:33	1818ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-29 06:47:17	1565ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-28 06:46:40	1891ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-26 22:25:31	1078ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-19 04:57:53	2025ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 12:46:24	741ms	2 NS 2 A 1 MX	🔓 Insecure