elearning-staging.dnsoft.vn - robtex.com
elearning-staging.dnsoft.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::6815:3a14🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:c538🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.58.20Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.197.56🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.58.20, 172.67.197.56 | ||||||
| IPv6 hints | 2606:4700:3035::6815:3a14, 2606:4700:3037::ac43:c538 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=51, name=cloudflare-ech.com | ||||||
dnsoft.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::6815:3a14🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:c538🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.58.20Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.197.56🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | brenda.ns.cloudflare.com ⭐ | ||||||
| NS | kyree.ns.cloudflare.com | ||||||
| MX | route2.mx.cloudflare.net ⭐ | ||||||
| MX | route1.mx.cloudflare.net(62) | ||||||
| MX | route3.mx.cloudflare.net(90) | ||||||
| TXT | google-site-verification=miDOMmaYAcMny33JjXDgKffLVoEwnk1cJW1KfeKCW20 | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.58.20, 172.67.197.56 | ||||||
| IPv6 hints | 2606:4700:3035::6815:3a14, 2606:4700:3037::ac43:c538 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=135, name=cloudflare-ech.com | ||||||
| SOA | brenda.ns.cloudflare.comdns@cloudflare.com serial=2410881103 | ||||||
DNS History
12 records (4 active, 8 former)
●A104.21.58.202026-05-01 → 2026-07-31 · 6 obs
● 2026-05-01 18:04:30
● 2026-06-15 06:47:20
○ 2026-06-15 13:29:52
● 2026-06-15 14:12:36
○ 2026-07-08 05:52:26
● 2026-07-31 08:42:10
● 2026-06-15 06:47:20
○ 2026-06-15 13:29:52
● 2026-06-15 14:12:36
○ 2026-07-08 05:52:26
● 2026-07-31 08:42:10
●A172.67.197.562026-05-01 → 2026-07-31 · 6 obs
● 2026-05-01 18:04:30
● 2026-06-15 06:47:20
○ 2026-06-15 13:29:52
● 2026-06-15 14:12:36
○ 2026-07-08 05:52:26
● 2026-07-31 08:42:10
● 2026-06-15 06:47:20
○ 2026-06-15 13:29:52
● 2026-06-15 14:12:36
○ 2026-07-08 05:52:26
● 2026-07-31 08:42:10
○A188.114.96.02026-07-08 → 2026-07-08 · 3 obs
○ 2026-06-22 09:49:24
● 2026-07-08 05:52:26
○ 2026-07-31 08:42:10
● 2026-07-08 05:52:26
○ 2026-07-31 08:42:10
○A188.114.96.42026-06-15 → 2026-06-15 · 4 obs
○ 2026-06-15 06:47:20
● 2026-06-15 13:29:52
○ 2026-06-15 14:12:36
○ 2026-07-31 08:42:10
● 2026-06-15 13:29:52
○ 2026-06-15 14:12:36
○ 2026-07-31 08:42:10
○A188.114.97.02026-07-08 → 2026-07-08 · 3 obs
○ 2026-06-22 09:49:24
● 2026-07-08 05:52:26
○ 2026-07-31 08:42:10
● 2026-07-08 05:52:26
○ 2026-07-31 08:42:10
○A188.114.97.42026-06-15 → 2026-06-15 · 4 obs
○ 2026-06-15 06:47:20
● 2026-06-15 13:29:52
○ 2026-06-15 14:12:36
○ 2026-07-31 08:42:10
● 2026-06-15 13:29:52
○ 2026-06-15 14:12:36
○ 2026-07-31 08:42:10
○A2606:4700:3032::ac43:c5382026-05-01 → 2026-06-15 · 6 obs
● 2026-05-01 18:04:30
● 2026-06-15 06:47:20
○ 2026-06-15 13:29:52
● 2026-06-15 14:12:36
○ 2026-06-22 09:49:24
○ 2026-07-31 08:42:10
● 2026-06-15 06:47:20
○ 2026-06-15 13:29:52
● 2026-06-15 14:12:36
○ 2026-06-22 09:49:24
○ 2026-07-31 08:42:10
●A2606:4700:3035::6815:3a142026-06-22 → 2026-07-31 · 4 obs
○ 2026-06-15 14:12:36
● 2026-06-22 09:49:24
○ 2026-07-08 05:52:26
● 2026-07-31 08:42:10
● 2026-06-22 09:49:24
○ 2026-07-08 05:52:26
● 2026-07-31 08:42:10
○A2606:4700:3037::6815:3a142026-05-01 → 2026-06-15 · 6 obs
● 2026-05-01 18:04:30
● 2026-06-15 06:47:20
○ 2026-06-15 13:29:52
● 2026-06-15 14:12:36
○ 2026-06-22 09:49:24
○ 2026-07-31 08:42:10
● 2026-06-15 06:47:20
○ 2026-06-15 13:29:52
● 2026-06-15 14:12:36
○ 2026-06-22 09:49:24
○ 2026-07-31 08:42:10
●A2606:4700:3037::ac43:c5382026-06-22 → 2026-07-31 · 4 obs
○ 2026-06-15 14:12:36
● 2026-06-22 09:49:24
○ 2026-07-08 05:52:26
● 2026-07-31 08:42:10
● 2026-06-22 09:49:24
○ 2026-07-08 05:52:26
● 2026-07-31 08:42:10
○A2a06:98c1:3120::2026-06-15 → 2026-07-08 · 5 obs
○ 2026-06-15 06:47:20
● 2026-06-15 13:29:52
○ 2026-06-15 14:12:36
● 2026-07-08 05:52:26
○ 2026-07-31 08:42:10
● 2026-06-15 13:29:52
○ 2026-06-15 14:12:36
● 2026-07-08 05:52:26
○ 2026-07-31 08:42:10
○A2a06:98c1:3121::2026-06-15 → 2026-07-08 · 5 obs
○ 2026-06-15 06:47:20
● 2026-06-15 13:29:52
○ 2026-06-15 14:12:36
● 2026-07-08 05:52:26
○ 2026-07-31 08:42:10
● 2026-06-15 13:29:52
○ 2026-06-15 14:12:36
● 2026-07-08 05:52:26
○ 2026-07-31 08:42:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| dnsoft.vn | brenda.ns.cloudflare.com, kyree.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.207
NS records: brenda.ns.cloudflare.com, kyree.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dnsoft.vn (unsigned zone)
⏱️ Timing
Total: 934ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.197.56, 104.21.58.20 |
| AAAA | 2 | 2606:4700:3035::6815:3a14, 2606:4700:3037::ac43:c538 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
elearning-staging.dnsoft.vn has four IP addresses: 104.21.58.20, 172.67.197.56, 2606:4700:3035::6815:3a14 and 2606:4700:3037::ac43:c538.
www.welcomehomesproperty.com, deutsches-(0x796f75706f726e).com, www.zantek.com.au plus two other host names have IP numbers in common with elearning-staging.dnsoft.vn.