attinc.dk
Last scanned: 2026-08-26 00:13:04  ·  12037ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   182ms
NameserverIP addressesPTRASN / ISP
ns10a.attdns.net 144.160.229.221 ns10a.attdns.net AS797 AT&T Services, Inc.
ns10b.attdns.net 144.160.128.177 ns10b.attdns.net AS797 AT&T Services, Inc.
ns10c.attdns.net 144.160.112.19 ns10c.attdns.net AS797 AT&T Services, Inc.
ns10d.attdns.net 144.160.128.159 ns10d.attdns.net AS797 AT&T Services, Inc.
🌍 A Records
🌍
No A records found
📧 MX Records1 records   146ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   1145ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (attinc.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.attinc.dk)
p=reject v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
📬 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)
🔐 DNSSEC9129ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2025091001
Primary NS (MNAME)ns0.attdns.net
Responsible (RNAME)eiss-dns@att.com
Refresh3600s
Retry1800s
Expire2592000s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
182ms
A
202ms
MX
146ms
AAAA
177ms
TXT
1145ms
CAA
158ms
HTTPS
151ms
TLSA
336ms
SOA
0ms
MTA-STS
369ms
DNSSEC
9129ms
SRV
378ms
Total
12037ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 00:13:04 12037ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-07-02 02:18:46 5302ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-07-02 00:54:30 4400ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-06-16 13:49:23 1135ms 4 NS 0 A 0 MX 🔓 Insecure View
2026-06-16 13:49:02 3053ms 4 NS 0 A 0 MX 🔓 Insecure View
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