ioi.dk

📜 Historical scan 2026-06-19 18:52:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ioi.dk is a .dk domain served by 4 nameservers (ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org and 1 more). It was registered on 8 October 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.159.140.98 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by ioi-dk.mail.protection.outlook.com. The zone is DNSSEC-signed but currently fails validation, 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#

4 records 54ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-03.azure-dns.com	13.107.236.3 2603:1061:0:700::3	ns1-03.azure-dns.com ns1-03.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-03.azure-dns.net	150.171.21.3 2620:1ec:8ec:700::3	ns2-03.azure-dns.net ns2-03.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-03.azure-dns.org	204.14.183.3 2a01:111:4000:700::3	ns3-03.azure-dns.org ns3-03.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-03.azure-dns.info	208.84.5.3 2620:1ec:bda:700::3	ns4-03.azure-dns.info ns4-03.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records#

2 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.140.98	600s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	—	—
172.66.0.96	600s	—	AS13335	Cloudflare, Inc.	172.66.0.0/22	—	—

📧 MX Records#

1 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ioi-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::8 2a01:111:f403:ca09::20 2a01:111:f403:ca09::5 52.101.68.39 52.101.73.1 52.101.73.11 52.101.73.16	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as2pr05cu00100.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)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 112ms

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

📝 TXT Records#

23 records 271ms

TXT Record
_globalsign-domain-verification=ARDcuUJs8yi7itvp8d2Zb5L1m8GrYU_n8LJhWCEs83
_globalsign-domain-verification=o-ONIYXw79NtPCQn6_UbOOJVLnP1-jcUQDpJF4aJIG
_globalsign-domain-verification=wQeiSEdfY3Y65HO_uZBuUUyTSniLZQHoSzzKxpn506
304609517bb83621c4b3f6b4d584a7895cee10211101198c91d18d84a3df9cdc
8tD6G8XOrJIIk60a0yMz7RbNuRrMaNr9O1qRMITbv5s=
amazonses:WhDREOetbdmSwSXXJN7d/1xI8zDQkDoUjaciHuGblTI=
anthropic-domain-verification-g7c3sk=2QzxvRVCjft6phyCdXiW6jkWQ
atlassian-domain-verification=NFRQbhAdHjW8jcb4QfwXpyn/0qnKkw1wleek4MI2MVETVu24ybZala5giQmiC0cH
autodesk-domain-verification=xekLKOfncXaTYtW67ET4
box-domain-verification=669d7aa78d7ec0068b6ba253a66be836a55601981f9ba1371dc2b5c0f569a8a6
figma-domain-verification=39a4bd621e727a27558e7c7a5278648897da574d6f2a142a60616e7592c060b9-1770112356
google-site-verification=_6LLLI8Mqii3_x-mO1H0yCWAKTFHtfqKsUJM0O1-8SY
google-site-verification=Fqq_MhPPLumKRQQdo0amR7N2u5BINyG_bZG_cTaV2ic
google-site-verification=tRQsjHJRWRecYTbfbZNTLCTqxDwMx-74AOe4U3xqeA8
lyuKFOZkqflV4fHNdm/rSfsJoT1wSSLK/RSQ1BzwtnQ=
miro-verification=98754475d80a38451e250e5d2610d8214390a486
MS=62A157C67F9838A94BF1AE6549D00B59F9ECF2FF
MS=ms11782532
parsec-domain-verification=td_2uUEBLTDL1fxHQfDDW7GOxyyoPv
remarkable-domain-verification=fa6c280a-78fb-4f1e-846e-7106ed7b926f
slack-domain-verification=l6zKHsBRSFa7Iw80f5hhVfezxWS59MFyGQ8osbW4
v=spf1 include:spf.protection.outlook.com include:amazonses.com include:servers.mcsv.net include:spf.mandrillapp.com include:mail.zendesk.com include:message.teamtailor.com ip4:62.116.222.29 -all
Ydm1AJEFXDb8At6yxOKj7xV6bTGFtE9P3PAtEiGmGjg=

✉️ SPF#

Policy	Record (ioi.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:amazonses.com include:servers.mcsv.net include:spf.mandrillapp.com include:mail.zendesk.com include:message.teamtailor.com ip4:62.116.222.29 -all

📨 DMARC#

Policy	Record (_dmarc.ioi.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:ekpcn8zx@ag.eu.dmarcian.com, mailto:dmarc_agg@vali.email;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

4 records 35ms

Flags	Tag	Value
0	issue	digicert.com
0	issue	globalsign.com
0	issue	letsencrypt.org
0	issue	pki.goog

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 22:44:20

www CNAME	dns.umbraco.io (all on umbraco.io) → 162.159.140.127 172.66.0.125 2606:4700:7::7d 2a06:98c1:58::7d (AS13335)
www vs bare domain	Same network ioi.dk: 162.159.140.98 172.66.0.96 (AS13335) www.ioi.dk: 162.159.140.127 172.66.0.125 2606:4700:7::7d 2a06:98c1:58::7d (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-ioi-dk._domainkey.ioicloud.onmicrosoft.com	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: 7/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

60ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'ioi.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

33ms

Field	Value
Serial	2008112587
Primary NS (MNAME)	ns1-03.azure-dns.com
Responsible (RNAME)	lics@ioi.dk
Refresh	600s
Retry	600s
Expire	604800s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-10 13:14:21

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-10-08
Expires	2029-12-31 (1166d)

📋 WHOIS#

⏱️ Lookup Timing#

54ms

33ms

64ms

AAAA

33ms

TXT

271ms

CAA

35ms

HTTPS

42ms

TLSA

207ms

SOA

33ms

MTA-STS

33ms

DNSSEC

60ms

SRV

112ms

Total

923ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 03:10:21	3142ms	4 NS 2 A 1 MX	🔓 Insecure
2026-06-26 03:41:58	2717ms	4 NS 2 A 1 MX	❓ Unknown
2026-06-25 10:44:17	1050ms	4 NS 2 A 1 MX	🔓 Insecure
2026-06-24 13:44:23	1631ms	4 NS 2 A 1 MX	🔓 Insecure
2026-06-23 03:06:41	959ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 18:52:28 shown	923ms	4 NS 2 A 1 MX	⚠️ Bogus
2026-06-17 15:28:32	1365ms	4 NS 2 A 1 MX	🔓 Insecure