mx7.dushu.su - dns.ninja
mx7.dushu.su
| DNSSEC | ⚠️ Not signed | ||||||
| A | 69.12.75.74🇺🇸 COLOCROSSING69.12.75.0/24 325 Delaware Avenue Suite 300 Buffalo NY 14202 United States | ||||||
| PTR | smtp.ouzuw.com | ||||||
dushu.su
📈 Tranco rank: #154,987
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A69.12.75.742026-05-11 → 2026-08-15 · 4 obs
● 2026-05-11 07:25:18
○ 2026-07-22 20:01:10
● 2026-07-24 07:42:58
● 2026-08-15 20:25:50
○ 2026-07-22 20:01:10
● 2026-07-24 07:42:58
● 2026-08-15 20:25:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net... | 12 records |
| dushu.su | vin.ns.cloudflare.com, bailey.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.38.41
NS records: vin.ns.cloudflare.com, bailey.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dushu.su (unsigned zone)
⏱️ Timing
Total: 728ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 69.12.75.74 |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (f.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...)
Analysis
IP Addresses
mx7.dushu.su has exactly one IP address — 69.12.75.74.
mx7.dusu.org, smtp.ouzuw.com, mx7.quju.app plus two other host names have IP numbers in common with mx7.dushu.su.