us-fbcloud.net - robtex.com
us-fbcloud.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:20::681a:44b🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:20::681a:54b🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:20::ac43:4428🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.26.4.75Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.26.5.75Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.68.40🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | cory.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b5d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cory.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c15d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | cory.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:215d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | cory.ns.cloudflare.com | ||||||
| A | 108.162.193.93🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cory.ns.cloudflare.com | ||||||
| A | 172.64.33.93🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cory.ns.cloudflare.com | ||||||
| A | 173.245.59.93🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cory.ns.cloudflare.com | ||||||
| NS | demi.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a5f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | demi.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c05f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | demi.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:205f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | demi.ns.cloudflare.com | ||||||
| A | 108.162.192.95🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | demi.ns.cloudflare.com | ||||||
| A | 172.64.32.95🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | demi.ns.cloudflare.com | ||||||
| A | 173.245.58.95🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | demi.ns.cloudflare.com | ||||||
| HTTPS | HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.26.4.75, 104.26.5.75, 172.67.68.40 | ||||||
| IPv6 | 2606:4700:20::681a:44b, 2606:4700:20::681a:54b, 2606:4700:20::ac43:4428 | ||||||
| SOA | cory.ns.cloudflare.comdns@cloudflare.com serial=2396905882 | ||||||
net
| 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=1774933332 | ||||||
Same first word
us-fbcloud.net |
DNS History
8 records (8 active, 0 former)
●NScory.ns.cloudflare.com2026-03-14 → 2026-03-31 · 2 obs
● 2026-03-31 05:25:30
●NSdemi.ns.cloudflare.com2026-03-14 → 2026-03-31 · 2 obs
● 2026-03-31 05:25:30
●A104.26.4.752026-03-14 → 2026-03-31 · 2 obs
● 2026-03-31 05:25:30
●A104.26.5.752026-03-14 → 2026-03-31 · 2 obs
● 2026-03-31 05:25:30
●A172.67.68.402026-03-14 → 2026-03-31 · 2 obs
● 2026-03-31 05:25:30
●A2606:4700:20::681a:44b2026-03-14 → 2026-03-31 · 2 obs
● 2026-03-31 05:25:30
●A2606:4700:20::681a:54b2026-03-14 → 2026-03-31 · 2 obs
● 2026-03-31 05:25:30
●A2606:4700:20::ac43:44282026-03-14 → 2026-03-31 · 2 obs
● 2026-03-31 05:25:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | d.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net... | - |
| us-fbcloud.net | cory.ns.cloudflare.com, demi.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.93
NS records: cory.ns.cloudflare.com, demi.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for us-fbcloud.net (unsigned zone)
⏱️ Timing
Total: 426ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 3 | 172.67.68.40, 104.26.4.75... |
| AAAA | 3 | 2606:4700:20::681a:44b, 2606:4700:20::681a:54b... |
| NS | 2 | cory.ns.cloudflare.com, demi.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2"] |
| SOA | 1 | cory.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
Six IP numbers are pointed to by us-fbcloud.net: 2606:4700:20::681a:44b, 2606:4700:20::681a:54b, 2606:4700:20::ac43:4428, 104.26.4.75, 104.26.5.75 and 172.67.68.40.
Other host names such as 20haobb.com, app-demo.pickware.de, mail.stainer.co.uk, 16caokk.com and www.forestholidays.co.uk share IPs with us-fbcloud.net.
Name Servers
us-fbcloud.net is delegated to two name servers: cory.ns.cloudflare.com and demi.ns.cloudflare.com.
us-fbcloud.net shares the same name server setup as chicotcircuitclerk.gov, baxtercountyar.com, apprenticeisapps.com, townoftempleok.gov and judgemadan.com.
us-fbcloud.net at least partially shares name servers with other domains, for instance amatzen.dk, backpost.com, mama555x.bet, iqx.io and mesane.gen.tr.
these name servers are often used in conjunction with the name servers martin.ns.cloudflare.com.
Host names with six IP numbers:
cory.ns.cloudflare.com points to 2606:4700:58::adf5:3b5d, 2803:f800:50::6ca2:c15d, 2a06:98c1:50::ac40:215d, 108.162.193.93, 172.64.33.93 and 173.245.59.93.
demi.ns.cloudflare.com points to 2606:4700:50::adf5:3a5f, 2803:f800:50::6ca2:c05f, 2a06:98c1:50::ac40:205f, 108.162.192.95, 172.64.32.95 and 173.245.58.95.