21jsr.com - robtex.com
21jsr.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:4023🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3031::ac43:afe7🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.64.35Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.175.231🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | andy.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b65🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | andy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c165🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | andy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2165🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | andy.ns.cloudflare.com | ||||||
| A | 108.162.193.101🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | andy.ns.cloudflare.com | ||||||
| A | 172.64.33.101🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | andy.ns.cloudflare.com | ||||||
| A | 173.245.59.101🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | andy.ns.cloudflare.com | ||||||
| NS | liv.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3abc🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | liv.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0bc🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | liv.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20bc🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | liv.ns.cloudflare.com | ||||||
| A | 108.162.192.188🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | liv.ns.cloudflare.com | ||||||
| A | 172.64.32.188🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | liv.ns.cloudflare.com | ||||||
| A | 173.245.58.188🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | liv.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.64.35, 172.67.175.231 | ||||||
| IPv6 | 2606:4700:3030::6815:4023, 2606:4700:3031::ac43:afe7 | ||||||
| SOA | andy.ns.cloudflare.comdns@cloudflare.com serial=2394601308 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Same first word
21jsr.com |
DNS History
6 records (6 active, 0 former)
●NSandy.ns.cloudflare.com2026-02-15 → 2026-03-22 · 2 obs
● 2026-03-22 18:40:00
●NSliv.ns.cloudflare.com2026-02-15 → 2026-03-22 · 2 obs
● 2026-03-22 18:40:00
●A104.21.64.352026-02-15 → 2026-03-22 · 2 obs
● 2026-03-22 18:40:00
●A172.67.175.2312026-02-15 → 2026-03-22 · 2 obs
● 2026-03-22 18:40:00
●A2606:4700:3030::6815:40232026-02-15 → 2026-03-22 · 2 obs
● 2026-03-22 18:40:00
●A2606:4700:3031::ac43:afe72026-02-15 → 2026-03-22 · 2 obs
● 2026-03-22 18:40:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 21jsr.com | andy.ns.cloudflare.com, liv.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server: 108.162.192.188
NS records: andy.ns.cloudflare.com, liv.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21jsr.com (unsigned zone)
⏱️ Timing
Total: 174ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.175.231, 104.21.64.35 |
| AAAA | 2 | 2606:4700:3031::ac43:afe7, 2606:4700:3030::6815:4023 |
| NS | 2 | andy.ns.cloudflare.com, liv.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | andy.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (andy.ns.cloudflare.com, andy.ns.cloudflare.com, andy.ns.cloudflare.com...)
Analysis
IP Addresses
21jsr.com points to four IP numbers: 2606:4700:3030::6815:4023, 2606:4700:3031::ac43:afe7, 104.21.64.35 and 172.67.175.231.
Other host names, for instance www.hotelessolaris.com, 9d050.com, ftp.emurgo.io, csdashen.com and a56-htht6rt.blog share IP numbers with 21jsr.com.
Name Servers
Delegation for 21jsr.com rests with two name servers, andy.ns.cloudflare.com and liv.ns.cloudflare.com.
21jsr.com shares the same name server setup as other domains, including qeatz.app, wantheme.com, zcbihe.com, xq-bz.com and tdcast.com.
21jsr.com at least partially shares name servers with other domains, for instance banyanmentalhealth.com, mindful.team, conapsis.com, gameloungeconnect.com and googlesport.info.
These name servers are commonly used with the name servers zariyah.ns.cloudflare.com.
Host names with six IP numbers: andy.ns.cloudflare.com points to: 2606:4700:58::adf5:3b65, 2803:f800:50::6ca2:c165, 2a06:98c1:50::ac40:2165, 108.162.193.101, 172.64.33.101 and 173.245.59.101. liv.ns.cloudflare.com points to: 2606:4700:50::adf5:3abc, 2803:f800:50::6ca2:c0bc, 2a06:98c1:50::ac40:20bc, 108.162.192.188, 172.64.32.188 and 173.245.58.188.