dcu.dk

Records from scan: 2026-10-05 06:23:35 · 1319ms total · last checked 2026-10-19 19:39 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dcu.dk is a .dk domain served by 2 nameservers (alexandra.ns.cloudflare.com, bryce.ns.cloudflare.com). It was registered on 13 May 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.26.10.30 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by dcu-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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
alexandra.ns.cloudflare.com	108.162.194.30 162.159.38.30 172.64.34.30 2606:4700:50::a29f:261e 2803:f800:50::6ca2:c21e 2a06:98c1:50::ac40:221e	alexandra.ns.cloudflare.com alexandra.ns.cloudflare.com alexandra.ns.cloudflare.com alexandra.ns.cloudflare.com alexandra.ns.cloudflare.com alexandra.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
bryce.ns.cloudflare.com	108.162.195.137 162.159.44.137 172.64.35.137 2606:4700:58::a29f:2c89 2803:f800:50::6ca2:c389 2a06:98c1:50::ac40:2389	bryce.ns.cloudflare.com bryce.ns.cloudflare.com bryce.ns.cloudflare.com bryce.ns.cloudflare.com bryce.ns.cloudflare.com bryce.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

3 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.26.10.30	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
104.26.11.30	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
172.67.72.50	300s	—	AS13335	Cloudflare, Inc.	172.67.64.0/18	—	—

📧 MX Records#

1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	dcu-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca21::c 2a01:111:f403:ca21::e 2a01:111:f403:ca48::c 52.101.103.143 52.101.181.153 52.101.185.21 52.101.209.31	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-cpjpr05cu00207.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
🔶 Autoconfig	104.26.10.30

🔷 AAAA Records (IPv6)#

3 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:20::681a:a1e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::681a:b1e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::ac43:4832	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records#

1 records 39ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=104.26.10.30,104.26.11.30,172.67.72.50 ipv6hint=2606:4700:20::681a:a1e,2606:4700:20::681a:b1e,2606:4700:20::ac43:4832

📝 TXT Records#

3 records 193ms

TXT Record
facebook-domain-verification=eftkcy3e5c9k9v0pbuhvhlfdlbeg1z
google-site-verification=uhr4JkqNB_aojVQzIeYexKpshkFvjRuMFWshOQz05b4
v=spf1 ip4:80.166.12.217 ip4:80.166.12.191 ip4:185.98.96.106 ip4:77.66.12.50 ip4:91.121.192.191 ip4:185.134.30.16 ip4:213.150.59.228 ip4:93.191.152.243 ip4:40.68.36.243 a:mb34454.meebox.host a:asmtp.onlinemail.io include:servers.mcsv.net include:spf.protection.outlook.com include:spf.mandrillapp.com -all

✉️ SPF#

Policy	Record (dcu.dk)
-all (hard fail)	v=spf1 ip4:80.166.12.217 ip4:80.166.12.191 ip4:185.98.96.106 ip4:77.66.12.50 ip4:91.121.192.191 ip4:185.134.30.16 ip4:213.150.59.228 ip4:93.191.152.243 ip4:40.68.36.243 a:mb34454.meebox.host a:asmtp.onlinemail.io include:servers.mcsv.net include:spf.protection.outlook.com include:spf.mandrillapp.com -all

📨 DMARC#

Policy	Record (_dmarc.dcu.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@dcu.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#

checked 2026-10-05 06:23:35

www	Address record (no CNAME)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

3 found

Selector	CNAME	Key
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-dcu-dk._domainkey.danskcampingunion.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-dcu-dk._domainkey.danskcampingunion.onmicrosoft.com	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: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

71ms

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

🏷️ SOA#

50ms

Field	Value
Serial	2416605959
Primary NS (MNAME)	alexandra.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 07:01:21

Field	Value
Registrar	A/S SCANNET
Registered	1996-05-13
Expires	2027-07-31 (284d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

45ms

42ms

AAAA

36ms

TXT

193ms

CAA

56ms

HTTPS

39ms

TLSA

779ms

SOA

50ms

MTA-STS

59ms

DNSSEC

71ms

SRV

78ms

Total

1319ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 06:23:35 shown	1319ms	2 NS 3 A 1 MX	🔓 Insecure
2026-09-29 05:52:24	920ms	2 NS 3 A 1 MX	🔓 Insecure
2026-09-28 05:24:29	9682ms	2 NS 3 A 1 MX	🔓 Insecure
2026-09-25 05:41:20	1600ms	2 NS 3 A 1 MX	🔓 Insecure
2026-09-19 23:18:22	1541ms	2 NS 3 A 1 MX	🔓 Insecure
2026-08-08 01:43:55	2015ms	2 NS 3 A 1 MX	🔓 Insecure
2026-07-29 01:15:34	2252ms	2 NS 3 A 1 MX	🔓 Insecure
2026-07-03 13:49:01	5241ms	2 NS 3 A 1 MX	🔓 Insecure
2026-06-30 04:36:41	1097ms	2 NS 3 A 1 MX	🔓 Insecure
2026-06-27 00:36:37	1125ms	2 NS 3 A 1 MX	🔓 Insecure
2026-06-25 03:05:45	3317ms	2 NS 3 A 1 MX	🔓 Insecure
2026-06-23 12:55:45	1202ms	2 NS 3 A 1 MX	🔓 Insecure
2026-06-20 05:17:40	694ms	2 NS 3 A 1 MX	🔓 Insecure
2026-06-17 01:27:07	672ms	2 NS 3 A 1 MX	🔓 Insecure
2026-06-17 01:20:48	753ms	2 NS 3 A 1 MX	🔓 Insecure