api-system.devplus.edu.vn - robtex.com
api-system.devplus.edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.77.222.0🇸🇬 Amazon52.77.0.0/16 SIN prefix | ||||||
| PTR | ec2-52-77-222-0.ap-southeast-1.compute.amazonaws.com | ||||||
devplus.edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:1269🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:b597🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.18.105Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.181.151🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | donna.ns.cloudflare.com ⭐ | ||||||
| NS | jake.ns.cloudflare.com | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| MX | alt1.aspmx.l.google.com(5) | ||||||
| MX | alt2.aspmx.l.google.com(5) | ||||||
| MX | alt3.aspmx.l.google.com(10) | ||||||
| MX | alt4.aspmx.l.google.com(10) | ||||||
| TXT | MS=26CC6F2A053B1302F3D5E9F555D3AD21C7A2417C | ||||||
| TXT | google-gws-recovery-domain-verification=56210207 | ||||||
| TXT | v=spf1 a mx include:_spf.google.com -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.18.105, 172.67.181.151 | ||||||
| IPv6 hints | 2606:4700:3031::6815:1269, 2606:4700:3033::ac43:b597 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=108, name=cloudflare-ech.com | ||||||
| SOA | donna.ns.cloudflare.comdns@cloudflare.com serial=2401902929 | ||||||
Same first word
DNS History
1 record (1 active, 0 former)
●A52.77.222.02026-05-01 → 2026-05-10 · 2 obs
● 2026-05-01 06:02:20
● 2026-05-10 15:18:02
● 2026-05-10 15:18:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | e.dns-servers.vn, h.dns-servers.vn, a.dns-servers.vn, f.dns-servers.vn... | - |
| devplus.edu.vn | jake.ns.cloudflare.com, donna.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.151
NS records: jake.ns.cloudflare.com, donna.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for devplus.edu.vn (unsigned zone)
⏱️ Timing
Total: 797ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.77.222.0 |
Analysis
IP Addresses
api-system.devplus.edu.vn resolves to one IP number: 52.77.222.0.
Other host names such as system.devplus.edu.vn and api-module-cv.devplus.edu.vn share IP numbers with api-system.devplus.edu.vn.