j888.study - robtex.com
j888.study
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:d7f🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:84d3🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.13.127Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.132.211🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | hasslo.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c86🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hasslo.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c386🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | hasslo.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2386🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | hasslo.ns.cloudflare.com | ||||||
| A | 108.162.195.134🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hasslo.ns.cloudflare.com | ||||||
| A | 162.159.44.134Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hasslo.ns.cloudflare.com | ||||||
| A | 172.64.35.134🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hasslo.ns.cloudflare.com | ||||||
| NS | vera.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a93🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | vera.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c093🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | vera.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2093🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | vera.ns.cloudflare.com | ||||||
| A | 108.162.192.147🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | vera.ns.cloudflare.com | ||||||
| A | 172.64.32.147🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | vera.ns.cloudflare.com | ||||||
| A | 173.245.58.147🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | vera.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.13.127, 172.67.132.211 | ||||||
| IPv6 hints | 2606:4700:3030::6815:d7f, 2606:4700:3033::ac43:84d3 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=120, name=cloudflare-ech.com | ||||||
| SOA | hasslo.ns.cloudflare.comdns@cloudflare.com serial=2410624695 | ||||||
study
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.study ⭐ | ||||||
| NS | b.nic.study | ||||||
| NS | c.nic.study | ||||||
| NS | x.nic.study | ||||||
| NS | y.nic.study | ||||||
| NS | z.nic.study | ||||||
| SOA | a.nic.studyadmin@tldns.godaddy serial=1785284777 | ||||||
rank #10 in the tld
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
●NShasslo.ns.cloudflare.com2026-07-16 → 2026-07-29 · 2 obs
● 2026-07-29 00:55:04
●NSvera.ns.cloudflare.com2026-07-16 → 2026-07-29 · 2 obs
● 2026-07-29 00:55:04
●A104.21.13.1272026-07-29 → 2026-07-29 · 2 obs
● 2026-07-29 00:55:04
●A172.67.132.2112026-07-29 → 2026-07-29 · 2 obs
● 2026-07-29 00:55:04
○A188.114.96.02026-07-16 → 2026-07-16 · 2 obs
○ 2026-07-29 00:55:04
○A188.114.97.02026-07-16 → 2026-07-16 · 2 obs
○ 2026-07-29 00:55:04
●A2606:4700:3030::6815:d7f2026-07-29 → 2026-07-29 · 2 obs
● 2026-07-29 00:55:04
●A2606:4700:3033::ac43:84d32026-07-29 → 2026-07-29 · 2 obs
● 2026-07-29 00:55:04
○A2a06:98c1:3120::2026-07-16 → 2026-07-16 · 2 obs
○ 2026-07-29 00:55:04
○A2a06:98c1:3121::2026-07-16 → 2026-07-16 · 2 obs
○ 2026-07-29 00:55:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| study | a.nic.study, b.nic.study, c.nic.study, x.nic.study... | 12 records |
| j888.study | vera.ns.cloudflare.com, hasslo.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.134
NS records: vera.ns.cloudflare.com, hasslo.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for j888.study (unsigned zone)
⏱️ Timing
Total: 438ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.13.127, 172.67.132.211 |
| AAAA | 2 | 2606:4700:3033::ac43:84d3, 2606:4700:3030::6815:d7f |
| NS | 2 | hasslo.ns.cloudflare.com, vera.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | hasslo.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.study, a.nic.study, b.nic.study...)
Analysis
IP Addresses
j888.study points to the four IP addresses 104.21.13.127, 172.67.132.211, 2606:4700:3030::6815:d7f and 2606:4700:3033::ac43:84d3.
matthewbutch.com, luliangrencai.com, perfectlighthousescores.com plus two other host names have IP numbers in common with j888.study.
Name Servers
DNS delegation for j888.study points to two name servers: hasslo.ns.cloudflare.com and vera.ns.cloudflare.com.
The name server configuration of j888.study is shared with other domains, for instance fleet.space, diex.io, mb66.tokyo and two others.
There is at least partial name server overlap between j888.study and other domains — tophookup2025.com, by82.com, best(0x706f726e)tube.co and two more among them.
These name servers frequently co-occur with the name servers jeff.ns.cloudflare.com and woz.ns.cloudflare.com.
Hosts with 6 IP addresses each:
hasslo.ns.cloudflare.com has IP addresses 108.162.195.134, 162.159.44.134 and 172.64.35.134, plus 3 other.
vera.ns.cloudflare.com has IP addresses 108.162.192.147, 172.64.32.147 and 173.245.58.147, plus 3 other.