java-lessons.ru - dns.ninja
java-lessons.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:450c🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:ca92🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.69.12Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.202.146🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | kianchau.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2cb3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kianchau.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3b3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kianchau.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23b3🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kianchau.ns.cloudflare.com | ||||||
| A | 108.162.195.179🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kianchau.ns.cloudflare.com | ||||||
| A | 162.159.44.179Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kianchau.ns.cloudflare.com | ||||||
| A | 172.64.35.179🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kianchau.ns.cloudflare.com | ||||||
| NS | uma.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a92🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c092🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2092🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 108.162.192.146🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 172.64.32.146🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 173.245.58.146🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| TXT | google-site-verification=qdiDnjgvFidkOvvqdogcGyMOSlXPMb58LB351qP5qSI | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.69.12, 172.67.202.146 | ||||||
| IPv6 hints | 2606:4700:3031::6815:450c, 2606:4700:3037::ac43:ca92 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=101, name=cloudflare-ech.com | ||||||
| SOA | kianchau.ns.cloudflare.comdns@cloudflare.com serial=2415765145 | ||||||
ru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | c.tld-servers.ru | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=4070667 | ||||||
Same first word
java-lessons.ru |
Similar names
Previous names
Next names
DNS History
6 records (6 active, 0 former)
●NSkianchau.ns.cloudflare.com2026-09-25 → 2026-10-10 · 2 obs
● 2026-10-10 04:12:06
●NSuma.ns.cloudflare.com2026-09-25 → 2026-10-10 · 2 obs
● 2026-10-10 04:12:06
●A104.21.69.122026-09-25 → 2026-10-10 · 2 obs
● 2026-10-10 04:12:06
●A172.67.202.1462026-09-25 → 2026-10-10 · 2 obs
● 2026-10-10 04:12:06
●A2606:4700:3031::6815:450c2026-09-25 → 2026-10-10 · 2 obs
● 2026-10-10 04:12:06
●A2606:4700:3037::ac43:ca922026-09-25 → 2026-10-10 · 2 obs
● 2026-10-10 04:12:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | e.dns.ripn.net, b.dns.ripn.net, a.dns.ripn.net, c.tld-servers.ru... | - |
| java-lessons.ru | uma.ns.cloudflare.com, kianchau.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.179
NS records: uma.ns.cloudflare.com, kianchau.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for java-lessons.ru (unsigned zone)
⏱️ Timing
Total: 1101ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.69.12, 172.67.202.146 |
| AAAA | 2 | 2606:4700:3037::ac43:ca92, 2606:4700:3031::6815:450c |
| NS | 2 | kianchau.ns.cloudflare.com, uma.ns.cloudflare.com |
| TXT | 1 | google-site-verification=qdiDnjgvFidkOvv |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | kianchau.ns.cloudflare.com dns.cloudflar |
Analysis
IP Addresses
java-lessons.ru has four IP addresses: 104.21.69.12, 172.67.202.146, 2606:4700:3031::6815:450c and 2606:4700:3037::ac43:ca92.
hoky77.net, poppershongkong.com, quarterbacktransportation.net and two other host names share IP numbers with java-lessons.ru.
Name Servers
java-lessons.ru is delegated to two name servers: kianchau.ns.cloudflare.com and uma.ns.cloudflare.com.
java-lessons.ru uses the same name servers as several other domains — among them buildwithnavreo.info, tadteh.ru, www-bork.ru and two more.
java-lessons.ru shares at least some of its name servers with other domains, including 521laopo.com, queenelizabethparkchristmas2023.pages.dev, kapitulis.id and two others.
These name servers are frequently seen alongside the name servers dawn.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
kianchau.ns.cloudflare.com resolves to 108.162.195.179, 162.159.44.179, 172.64.35.179 and 3 other IP addresses.
uma.ns.cloudflare.com resolves to 108.162.192.146, 172.64.32.146, 173.245.58.146 and 3 other IP addresses.