rubytech.vn - dns.ninja
rubytech.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:56b3🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:df4e🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.86.179Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.223.78🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | bart.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b47🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bart.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c147🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | bart.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2147🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | bart.ns.cloudflare.com | ||||||
| A | 108.162.193.71🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bart.ns.cloudflare.com | ||||||
| A | 172.64.33.71🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bart.ns.cloudflare.com | ||||||
| A | 173.245.59.71🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bart.ns.cloudflare.com | ||||||
| NS | rosa.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ae4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rosa.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0e4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | rosa.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20e4🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | rosa.ns.cloudflare.com | ||||||
| A | 108.162.192.228🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rosa.ns.cloudflare.com | ||||||
| A | 172.64.32.228🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rosa.ns.cloudflare.com | ||||||
| A | 173.245.58.228🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rosa.ns.cloudflare.com | ||||||
| TXT | google-site-verification=ZJEsDgAsanImqqaUPTWwYSgxG79RP7bBPhs3aCF1e3A | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.86.179, 172.67.223.78 | ||||||
| IPv6 hints | 2606:4700:3030::6815:56b3, 2606:4700:3033::ac43:df4e | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=168, name=cloudflare-ech.com | ||||||
| SOA | bart.ns.cloudflare.comdns@cloudflare.com serial=2417225681 | ||||||
vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn | ||||||
| NS | b.dns-servers.vn | ||||||
| NS | c.dns-servers.vn | ||||||
| NS | d.dns-servers.vn | ||||||
| NS | e.dns-servers.vn | ||||||
| NS | f.dns-servers.vn | ||||||
| NS | g.dns-servers.vn | ||||||
| NS | h.dns-servers.vn | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2031332157 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
6 records (6 active, 0 former)
●NSbart.ns.cloudflare.com2026-09-05 → 2026-10-13 · 2 obs
● 2026-10-13 14:59:56
●NSrosa.ns.cloudflare.com2026-09-05 → 2026-10-13 · 2 obs
● 2026-10-13 14:59:56
●A104.21.86.1792026-09-05 → 2026-10-13 · 2 obs
● 2026-10-13 14:59:56
●A172.67.223.782026-09-05 → 2026-10-13 · 2 obs
● 2026-10-13 14:59:56
●A2606:4700:3030::6815:56b32026-09-05 → 2026-10-13 · 2 obs
● 2026-10-13 14:59:56
●A2606:4700:3033::ac43:df4e2026-09-05 → 2026-10-13 · 2 obs
● 2026-10-13 14:59:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | f.dns-servers.vn, c.dns-servers.vn, h.dns-servers.vn, e.dns-servers.vn... | 15 records |
| rubytech.vn | rosa.ns.cloudflare.com, bart.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.71
NS records: rosa.ns.cloudflare.com, bart.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rubytech.vn (unsigned zone)
⏱️ Timing
Total: 1828ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.223.78, 104.21.86.179 |
| AAAA | 2 | 2606:4700:3033::ac43:df4e, 2606:4700:3030::6815:56b3 |
| NS | 2 | bart.ns.cloudflare.com, rosa.ns.cloudflare.com |
| TXT | 1 | google-site-verification=ZJEsDgAsanImqqa |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | bart.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 15
In-bailiwick: 15 (a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn...)
Analysis
IP Addresses
rubytech.vn has four IP addresses: 104.21.86.179, 172.67.223.78, 2606:4700:3030::6815:56b3 and 2606:4700:3033::ac43:df4e.
dns5.mmvsolutions.com, agenolxblur.ink, servicesmetric.info and two other host names share IP numbers with rubytech.vn.
Name Servers
rubytech.vn has two authoritative name servers — bart.ns.cloudflare.com and rosa.ns.cloudflare.com.
rubytech.vn uses the same name servers as several other domains — among them adedayo.pages.dev, nur564.workers.dev, amerivacsealers-com.pages.dev and two more.
rubytech.vn partially shares its NS delegation with several other domains, including maribel-talk-izm.pages.dev, teamduramix.workers.dev, slot404asyik.com and two others.
The name servers darl.ns.cloudflare.com, maria.ns.cloudflare.com, sloan.ns.cloudflare.com and rocky.ns.cloudflare.com are often found in use alongside these name servers.
Hostnames that resolve to 6 IP addresses:
bart.ns.cloudflare.com points to 108.162.193.71, 172.64.33.71, 173.245.59.71 and 3 other IP addresses.
rosa.ns.cloudflare.com points to 108.162.192.228, 172.64.32.228, 173.245.58.228 and 3 other IP addresses.