bitfufu.org - robtex.com
bitfufu.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:2064🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:96c0🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.32.100Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.150.192🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | cullen.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c5b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c35b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:235b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 108.162.195.91🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 162.159.44.91Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 172.64.35.91🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| NS | maleah.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2676🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | maleah.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c276🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | maleah.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2276🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | maleah.ns.cloudflare.com | ||||||
| A | 108.162.194.118🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | maleah.ns.cloudflare.com | ||||||
| A | 162.159.38.118Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | maleah.ns.cloudflare.com | ||||||
| A | 172.64.34.118🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | maleah.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.32.100, 172.67.150.192 | ||||||
| IPv6 | 2606:4700:3033::6815:2064, 2606:4700:3037::ac43:96c0 | ||||||
| SOA | cullen.ns.cloudflare.comdns@cloudflare.com serial=2396490879 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1773551953 | ||||||
Same first word
bitfufu.ai |
bitfufu.fund |
bitfufu.app |
bitfufu.dev |
bitfufu.tech |
bitfufu.com |
bitfufu.bot |
bitfufu.org |
bitfufu.io |
bitfufu.net |
bitfufu.pro |
bitfufu.fyi |
DNS History
6 records (6 active, 0 former)
●NScullen.ns.cloudflare.com2026-03-02 → 2026-03-23 · 2 obs
● 2026-03-23 16:03:06
●NSmaleah.ns.cloudflare.com2026-03-02 → 2026-03-23 · 2 obs
● 2026-03-23 16:03:06
●A104.21.32.1002026-03-02 → 2026-03-23 · 2 obs
● 2026-03-23 16:03:06
●A172.67.150.1922026-03-02 → 2026-03-23 · 2 obs
● 2026-03-23 16:03:06
●A2606:4700:3033::6815:20642026-03-02 → 2026-03-23 · 2 obs
● 2026-03-23 16:03:06
●A2606:4700:3037::ac43:96c02026-03-02 → 2026-03-23 · 2 obs
● 2026-03-23 16:03:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| bitfufu.org | cullen.ns.cloudflare.com, maleah.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.194.118
NS records: cullen.ns.cloudflare.com, maleah.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bitfufu.org (unsigned zone)
⏱️ Timing
Total: 463ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.150.192, 104.21.32.100 |
| AAAA | 2 | 2606:4700:3037::ac43:96c0, 2606:4700:3033::6815:2064 |
| NS | 2 | cullen.ns.cloudflare.com, maleah.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | cullen.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
bitfufu.org points to four IP numbers: 2606:4700:3033::6815:2064, 2606:4700:3037::ac43:96c0, 104.21.32.100 and 172.67.150.192.
Other host names, for instance rodenbeek.cl, akash.com.tw, visionbox.co.il, staging.signals.network and agence-upgrade.fr share IP numbers with bitfufu.org.
Name Servers
bitfufu.org is delegated to two name servers: cullen.ns.cloudflare.com and maleah.ns.cloudflare.com.
bitfufu.org uses the same name server setup as other domains, for instance ethereal.id, bitfufu.pro, likstream.site, burdytech.net and bitfufu.fyi.
bitfufu.org shares name servers with other domains at least partially, for instance omvznwtevqtr.info, oceanduke.com, zap-solutions.com, realangels.ch and mailsafe.me.
these name servers are commonly used together with leia.ns.cloudflare.com and ray.ns.cloudflare.com.
Host names with six IP numbers: cullen.ns.cloudflare.com points to 2606:4700:58::a29f:2c5b, 2803:f800:50::6ca2:c35b, 2a06:98c1:50::ac40:235b, 108.162.195.91, 162.159.44.91 and 172.64.35.91; maleah.ns.cloudflare.com points to 2606:4700:50::a29f:2676, 2803:f800:50::6ca2:c276, 2a06:98c1:50::ac40:2276, 108.162.194.118, 162.159.38.118 and 172.64.34.118.