knowit.dk

📜 Historical scan 2026-08-26 00:58:15  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

knowit.dk is a .dk domain served by 4 nameservers (ns-1502.awsdns-59.org, ns-1573.awsdns-04.co.uk, ns-428.awsdns-53.com and 1 more). It was registered on 19 January 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.114.94.2 is hosted by Optimizely AB (AS30811) in Sweden. Mail is handled by knowit-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#

4 records   64ms
NameserverIP addressesPTRASN / ISP
ns-1502.awsdns-59.org 205.251.197.222
2600:9000:5305:de00::1		 ns-1502.awsdns-59.org
ns-1502.awsdns-59.org		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-1573.awsdns-04.co.uk 205.251.198.37
2600:9000:5306:2500::1		 ns-1573.awsdns-04.co.uk
ns-1573.awsdns-04.co.uk		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-428.awsdns-53.com 205.251.193.172
2600:9000:5301:ac00::1		 ns-428.awsdns-53.com
ns-428.awsdns-53.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-706.awsdns-24.net 205.251.194.194
2600:9000:5302:c200::1		 ns-706.awsdns-24.net
ns-706.awsdns-24.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.

🌍 A Records#

1 records   50ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.114.94.2 120s — AS30811 Optimizely AB 217.114.94.0/24 🇸🇪 Sweden —

📧 MX Records#

1 records   47ms
PriorityTTLMail ServerIP addressesPTRASN
1 3600s knowit-dk.mail.protection.outlook.com 52.101.68.21
52.101.68.25
52.101.68.27
52.101.73.4		 mail-db4pr02cu00205.inbound.protection.outlook.com
mail-db8pr02cu00101.inbound.protection.outlook.com
mail-db7pr03cu00503.inbound.protection.outlook.com
mail-am0pr83cu00404.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)#

1 records   46ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a00:1c50:94::2 3600s — AS30811 Optimizely AB 2a00:1c50:94:0:0:0:0:0/48 🇸🇪 Sweden —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   91ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

11 records   275ms
TXT Record
anthropic-domain-verification-sbzy1f=4inWaIhHqi0oI8KTOE9O8dt9I
atlassian-domain-verification=pCPTTXlB64ladR/Vjgq3WIoFzwMzN6B1icxT3a25FDjaAOaoHFQF3UZ8kyXXLLJ7
e6l49gbfdoqf813107bf2gljbq
figma-domain-verification=e66bc241d6bb62b83b0a7d615e27ec2e1a7cce345a9bad3f893f58bcea3d75b2-1757573111
google-gws-recovery-domain-verification=47378939
google-site-verification=1JPIbeRITEwZhGtIruQ13jM_8Om1VUr3hPUuPE8aRWc
google-site-verification=4xhzc41GWpMGzSb-hsQG4eATgawzyjGFeqYoxgQVsEk
google-site-verification=62xQcp_PBION9vT5FS9KMGXAjgzMMFcTFMi38nrXio4
openai-domain-verification=dv-E0ZMQJ8kZT3SyUb53rKdreXX
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
ZOOM_verify_JLmln9XsTPOwv0IWK3REUw

✉️ SPF#

PolicyRecord (knowit.dk)
~all (soft fail) v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all

📨 DMARC#

PolicyRecord (_dmarc.knowit.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:dmarc_agg@vali.email

📬 MTA-STS#

1081ms
CheckResult
Status🧪 Testing
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modetesting
Policy ID20260408130613Z
max_age86400s
Policy MXknowit-dk.mail.protection.outlook.com

📈 TLSRPT#

StatusReport address (rua)
✓ Enabled mailto:tls-report@vali.email

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 11:44:41
www CNAMEwww.knowit.dk.dxcloud.episerver.net (all on episerver.net)
www vs bare domainDifferent networks (all like this)
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
selector1 selector1-knowit-dk._domainkey.knowit.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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

89ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial1
Primary NS (MNAME)ns-1502.awsdns-59.org
Responsible (RNAME)awsdns-hostmaster@amazon.com
Refresh7200s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-17 01:01:33
FieldValue
RegistrarNETIM
Registered2010-01-19
Expires2027-01-31 (106d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
64ms
A
50ms
MX
47ms
AAAA
46ms
TXT
275ms
CAA
69ms
HTTPS
66ms
TLSA
4037ms
SOA
0ms
MTA-STS
1081ms
DNSSEC
89ms
SRV
91ms
Total
8294ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-03 05:46:57 7544ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-30 19:49:38 7961ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-26 00:58:15 shown 8294ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-28 05:15:11 5756ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-25 17:25:23 3928ms 4 NS 1 A 0 MX 🔓 Insecure
2026-06-23 21:12:10 6375ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-23 03:27:14 1119ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-18 06:38:26 6156ms 4 NS 1 A 1 MX 🔓 Insecure
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