stdjssh.scienceandtechnology.com.vn - robtex.com
stdjssh.scienceandtechnology.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:9128🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:477c🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.71.124Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.145.40🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.71.124, 172.67.145.40 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:9128, 2606:4700:3035::6815:477c | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=59, name=cloudflare-ech.com | ||||||
scienceandtechnology.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:9128🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:477c🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.71.124Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.145.40🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | apollo.ns.cloudflare.com ⭐ | ||||||
| NS | lady.ns.cloudflare.com | ||||||
| TXT | google-site-verification=02p802hJN_d00-lkQxgR2PYZEne6zMb9Qahn4TWMJ6w | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.71.124, 172.67.145.40 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:9128, 2606:4700:3035::6815:477c | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=59, name=cloudflare-ech.com | ||||||
| SOA | apollo.ns.cloudflare.comdns@cloudflare.com serial=2402289356 | ||||||
DNS History
4 records (4 active, 0 former)
●A104.21.71.1242026-05-01 → 2026-05-13 · 2 obs
● 2026-05-01 08:31:12
● 2026-05-13 12:12:50
● 2026-05-13 12:12:50
●A172.67.145.402026-05-01 → 2026-05-13 · 2 obs
● 2026-05-01 08:31:12
● 2026-05-13 12:12:50
● 2026-05-13 12:12:50
●A2606:4700:3030::ac43:91282026-05-01 → 2026-05-13 · 2 obs
● 2026-05-01 08:31:12
● 2026-05-13 12:12:50
● 2026-05-13 12:12:50
●A2606:4700:3035::6815:477c2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-01 08:31:12
● 2026-05-13 12:12:50
● 2026-05-13 12:12:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, f.dns-servers.vn, e.dns-servers.vn, c.dns-servers.vn... | - |
| scienceandtechnology.com.vn | lady.ns.cloudflare.com, apollo.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.127
NS records: lady.ns.cloudflare.com, apollo.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for scienceandtechnology.com.vn (unsigned zone)
⏱️ Timing
Total: 925ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.71.124, 172.67.145.40 |
| AAAA | 2 | 2606:4700:3035::6815:477c, 2606:4700:3030::ac43:9128 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
stdjssh.scienceandtechnology.com.vn resolves to four IP numbers: 2606:4700:3030::ac43:9128, 2606:4700:3035::6815:477c, 104.21.71.124 and 172.67.145.40.
Other host names such as 2010taxforms.net, dataigolf.com, annuaire-ecologie.fr, productkey.net and www.gaiin.com share IPs with stdjssh.scienceandtechnology.com.vn.