demder.dk
Last scanned: 2026-08-23 02:04:09  ·  2054ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   46ms
🌍 A Records2 records   65ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.45.5 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.207.11 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records1 records   43ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.40
🔶 Autoconfig172.67.207.11
🔷 AAAA Records (IPv6)2 records   59ms
🔐 HTTPS Records1 records   55ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.45.5,172.67.207.11 ech=AEX+DQBBjgAgACCwDmj0UD6rxBZbONwX3OwNcAfG3Zja3sV3GWK5HO5sCQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:cf0b,2606:4700:3032::6815:2d05
🔌 SRV Records2 records   158ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 autodiscover.demder.dk
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com
📝 TXT Records1 records   235ms
TXT Record
v=spf1 include:spf.protection.outlook.com ip4:46.32.37.253 -all
✉️ SPF
PolicyRecord (demder.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com ip4:46.32.37.253 -all
📨 DMARC
PolicyRecord (_dmarc.demder.dk)
p=reject v=DMARC1; p=reject;rua=mailto:gc+rua@gc-srv.dk;fo=1;
📬 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC100ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2412878994
Primary NS (MNAME)macy.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 RegistrationWHOIS fetched 2026-07-05 19:27:59
FieldValue
RegistrarSimply.com A/S
Registered2007-10-26
Expires2026-10-31 (59d)
📋 WHOIS
⏱️ Lookup Timing
NS
46ms
A
65ms
MX
43ms
AAAA
59ms
TXT
235ms
CAA
71ms
HTTPS
55ms
TLSA
342ms
SOA
0ms
MTA-STS
91ms
DNSSEC
100ms
SRV
158ms
Total
2054ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-23 02:04:09 2054ms 2 NS 2 A 1 MX 🔒 Secure View
2026-07-31 07:18:23 1751ms 2 NS 2 A 1 MX 🔒 Secure View
2026-07-23 15:11:44 11523ms 2 NS 2 A 1 MX 🔒 Secure View
2026-07-05 19:21:00 11327ms 2 NS 2 A 1 MX 🔒 Secure View
2026-06-23 02:50:21 1374ms 2 NS 2 A 1 MX 🔒 Secure View
2026-06-17 01:48:36 634ms 2 NS 2 A 1 MX 🔒 Secure View
2026-06-17 01:41:02 2041ms 2 NS 2 A 1 MX 🔒 Secure View
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