strajura.dk

📜 Historical scan 2026-09-29 23:21:22  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

strajura.dk is a .dk domain served by 2 nameservers (alberto.ns.cloudflare.com, dorthy.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.79.220 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by strajura-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

2 records   76ms

🌍 A Records#

2 records   158ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.79.220 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.171.144 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   176ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)#

2 records   203ms

🔐 HTTPS Records#

1 records   148ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.79.220,172.67.171.144 ech=AEX+DQBBeQAgACChcnlRvHVgV0vA/iSQjwiMpGeWL8tgFQCRjBE2VbOtAAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:ab90,2606:4700:3037::6815:4fdc

🔌 SRV Records#

1 records   259ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

2 records   376ms
TXT Record
ca3-467190d9d203412085294ea828d94d29
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (strajura.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

PolicyRecord (_dmarc.strajura.dk)
p=quarantine v=DMARC1; p=quarantine

📬 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 2026-10-24 23:09:18
www104.21.79.220 172.67.171.144 2606:4700:3034::ac43:ab90 2606:4700:3037::6815:4fdc (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
selector2 selector2-strajura-dk._domainkey.strajura.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#

308ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

79ms
FieldValue
Serial2416200482
Primary NS (MNAME)alberto.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
76ms
A
158ms
MX
176ms
AAAA
203ms
TXT
376ms
CAA
220ms
HTTPS
148ms
TLSA
9686ms
SOA
79ms
MTA-STS
249ms
DNSSEC
308ms
SRV
259ms
Total
11075ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-24 23:09:18 692ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-13 05:23:06 1281ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-03 07:11:07 1126ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-29 23:21:22 shown 11075ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-23 21:13:30 1478ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-15 03:18:56 2131ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-06 00:15:08 1429ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-15 02:37:40 5554ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-13 08:35:08 6549ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-23 07:29:00 2315ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-20 06:37:32 11015ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-01 09:11:49 1348ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-19 11:13:16 10691ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-17 23:33:48 3048ms 2 NS 2 A 1 MX 🔒 Secure
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