jsfctech.com - robtex.com
jsfctech.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:dd96🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:5e5a🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.94.90Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.221.150🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | barbara.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3af8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | barbara.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0f8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | barbara.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20f8🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | barbara.ns.cloudflare.com | ||||||
| A | 108.162.192.248🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | barbara.ns.cloudflare.com | ||||||
| A | 172.64.32.248🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | barbara.ns.cloudflare.com | ||||||
| A | 173.245.58.248🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | barbara.ns.cloudflare.com | ||||||
| NS | trevor.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c9a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | trevor.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c39a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | trevor.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:239a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | trevor.ns.cloudflare.com | ||||||
| A | 108.162.195.154🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | trevor.ns.cloudflare.com | ||||||
| A | 162.159.44.154Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | trevor.ns.cloudflare.com | ||||||
| A | 172.64.35.154🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | trevor.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.94.90, 172.67.221.150 | ||||||
| IPv6 | 2606:4700:3033::ac43:dd96, 2606:4700:3037::6815:5e5a | ||||||
| SOA | barbara.ns.cloudflare.comdns@cloudflare.com serial=2399817876 | ||||||
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=1774518757 | ||||||
Same first word
jsfctech.com |
Similar names
DNS History
10 records (6 active, 4 former)
●NSbarbara.ns.cloudflare.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 09:54:46
○NSdns.4cun.com2015-08-22 → 2020-02-18 · 3 obs
● 2020-02-18 16:02:30
○ 2026-03-26 09:54:46
●NStrevor.ns.cloudflare.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 09:54:46
○MXmx.xinnetvip.com2015-08-22 → 2020-02-18 · 3 obs
● 2020-02-18 16:02:30
○ 2026-03-26 09:54:46
●A104.21.94.902026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 09:54:46
●A172.67.221.1502026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 09:54:46
○A222.189.237.1082015-08-22 → 2017-03-27 · 4 obs
● 2017-03-27 15:44:46
○ 2020-02-18 16:02:30
○ 2026-03-26 09:54:46
●A2606:4700:3033::ac43:dd962026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 09:54:46
●A2606:4700:3037::6815:5e5a2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 09:54:46
○A58.216.101.1092020-02-18 → 2020-02-18 · 3 obs
● 2020-02-18 16:02:30
○ 2026-03-26 09:54:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| jsfctech.com | barbara.ns.cloudflare.com, trevor.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.154
NS records: barbara.ns.cloudflare.com, trevor.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jsfctech.com (unsigned zone)
⏱️ Timing
Total: 138ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.221.150, 104.21.94.90 |
| AAAA | 2 | 2606:4700:3033::ac43:dd96, 2606:4700:3037::6815:5e5a |
| NS | 2 | barbara.ns.cloudflare.com, trevor.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | barbara.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (barbara.ns.cloudflare.com, barbara.ns.cloudflare.com, barbara.ns.cloudflare.com...)
Analysis
IP Addresses
jsfctech.com resolves to four IPs: 2606:4700:3033::ac43:dd96, 2606:4700:3037::6815:5e5a, 104.21.94.90 and 172.67.221.150.
Other host names, for instance nixo.ch, 39542.com, yalehealthcare.com, hidrocarbonetos.com.br and cumi4djaya.space share IP numbers with jsfctech.com.
Name Servers
jsfctech.com has two name servers: barbara.ns.cloudflare.com and trevor.ns.cloudflare.com.
jsfctech.com shares the same name server setup as other domains, for example jyzjbg.com, 1000ycm.com, lingfankj.com, jnxctz.com and jd-jml.com.
jsfctech.com shares some name servers with other domains, for example 38.221.156.207.in-addr.arpa, zgbmfx.com, deped.org, fountainmagazine.com and donsina.com.
These name servers are commonly used together with luciana.ns.cloudflare.com and linda.ns.cloudflare.com.
Host names with six IP numbers: barbara.ns.cloudflare.com points to: 2606:4700:50::adf5:3af8, 2803:f800:50::6ca2:c0f8, 2a06:98c1:50::ac40:20f8, 108.162.192.248, 172.64.32.248 and 173.245.58.248; trevor.ns.cloudflare.com points to: 2606:4700:58::a29f:2c9a, 2803:f800:50::6ca2:c39a, 2a06:98c1:50::ac40:239a, 108.162.195.154, 162.159.44.154 and 172.64.35.154.