flexsus.dk

📜 Historical scan 2026-06-19 22:28:52  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

flexsus.dk is a .dk domain served by 4 nameservers (ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and 1 more). It was registered on 5 May 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 40.85.92.115 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by flexsus-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#

4 records   80ms

🌍 A Records#

1 records   74ms
IPTTLPTRASNISP / OrgCIDRCountryCity
40.85.92.115 3600s — AS8075 Microsoft Corporation 40.84.0.0/15 🇮🇪 Ireland Dublin

📧 MX Records#

1 records   73ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   103ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

2 records   303ms
TXT Record
mscid=Lu9XpVvqfMVV2farle2AxPy5SMbVsZ4BSmvoJwwjXpjhV2rv7q8pg+P3bQ5DszuNLwpitzSNnxV/ox+g2NBlqA==
v=spf1 ip4:13.94.116.5 include:spf.protection.outlook.com include:sendgrid.net -all

✉️ SPF#

PolicyRecord (flexsus.dk)
-all (hard fail) v=spf1 ip4:13.94.116.5 include:spf.protection.outlook.com include:sendgrid.net -all

📨 DMARC#

PolicyRecord (_dmarc.flexsus.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email; 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 2026-10-08 00:47:12
www CNAMEproud-bush-0887c9403.3.azurestaticapps.net (all on azurestaticapps.net)
www vs bare domainSame network
flexsus.dk: 20.114.161.229 (AS8075)
www.flexsus.dk: 20.101.2.157 (AS8075)
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
selector2 selector2-flexsus-dk._domainkey.flexsus.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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

164ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

96ms
FieldValue
Serial1
Primary NS (MNAME)ns1.bdm.microsoftonline.com
Responsible (RNAME)azuredns-hostmaster@microsoft.com
Refresh3600s
Retry300s
Expire2419200s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-22 21:23:38
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2009-05-05
Expires2027-07-31 (281d)

🔗 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
80ms
A
74ms
MX
73ms
AAAA
64ms
TXT
303ms
CAA
88ms
HTTPS
88ms
TLSA
652ms
SOA
96ms
MTA-STS
63ms
DNSSEC
164ms
SRV
103ms
Total
1458ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 20:08:03 815ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-26 06:47:41 3392ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-27 23:18:56 1216ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-19 22:28:52 shown 1458ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-17 10:15:29 3515ms 4 NS 1 A 1 MX ⚠️ Bogus
2026-06-17 10:07:55 1534ms 4 NS 1 A 1 MX 🔓 Insecure
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