otu.dk

📜 Historical scan 2026-09-27 22:14:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

otu.dk is a .dk domain served by 2 nameservers (miki.ns.cloudflare.com, peyton.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by otu-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 31ms

Nameserver	IP addresses	PTR	ASN / ISP
miki.ns.cloudflare.com	108.162.192.202 172.64.32.202 173.245.58.202 2606:4700:50::adf5:3aca 2803:f800:50::6ca2:c0ca 2a06:98c1:50::ac40:20ca	miki.ns.cloudflare.com miki.ns.cloudflare.com miki.ns.cloudflare.com miki.ns.cloudflare.com miki.ns.cloudflare.com miki.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
peyton.ns.cloudflare.com	108.162.193.221 172.64.33.221 173.245.59.221 2606:4700:58::adf5:3bdd 2803:f800:50::6ca2:c1dd 2a06:98c1:50::ac40:21dd	peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
192.0.2.1	300s	—	—	—	—	—	—

📧 MX Records#

1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	otu-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::a 2a01:111:f403:ca38::8 2a01:111:f403:ca48::12 52.101.181.153 52.101.181.156 52.101.73.120 52.101.73.126	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-am7pr02cu00300.inbound.protection.outlook.com mail-am8pr83cu00106.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	192.0.2.1

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 195ms

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

✉️ SPF#

Policy	Record (otu.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.otu.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100;

📬 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 2026-10-11 01:42:35

www	192.0.2.1 (address records, no CNAME)
www vs bare domain	Same network otu.dk: 192.0.2.1 www.otu.dk: 192.0.2.1
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-otu-dk._domainkey.famhansen.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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

73ms

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	2414200469
Primary NS (MNAME)	miki.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

31ms

43ms

46ms

AAAA

39ms

TXT

195ms

CAA

43ms

HTTPS

48ms

TLSA

363ms

SOA

0ms

MTA-STS

64ms

DNSSEC

73ms

SRV

72ms

Total

900ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-28 22:33:53	1794ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-27 22:14:47 shown	900ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-10 14:39:13	1576ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-28 16:53:27	680ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-27 15:27:22	866ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-31 21:22:12	1309ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-02 12:11:21	3282ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-25 00:39:04	1622ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 22:50:17	1132ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 17:39:29	836ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-18 04:48:36	2409ms	2 NS 1 A 1 MX	🔓 Insecure