bitfufu.tech - robtex.com
bitfufu.tech
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:3705🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:aa05🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.55.5Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.170.5🇺🇸 Cloudflare172.67.160.0/20 , 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 | 104.21.55.5, 172.67.170.5 | ||||||
| IPv6 | 2606:4700:3032::6815:3705, 2606:4700:3033::ac43:aa05 | ||||||
| SOA | cullen.ns.cloudflare.comdns@cloudflare.com serial=2399048560 | ||||||
tech
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1773774543 | ||||||
Same first word
bitfufu.fund |
bitfufu.app |
bitfufu.dev |
bitfufu.tech |
bitfufu.com |
bitfufu.bot |
bitfufu.org |
bitfufu.io |
bitfufu.net |
bitfufu.pro |
bitfufu.fyi |
bitfufu.ai |
DNS History
7 records (6 active, 1 former)
●NScullen.ns.cloudflare.com2026-02-16 → 2026-03-23 · 2 obs
● 2026-03-23 13:10:08
●NSmaleah.ns.cloudflare.com2026-02-16 → 2026-03-23 · 2 obs
● 2026-03-23 13:10:08
●A104.21.55.52026-02-16 → 2026-03-23 · 8 obs
● 2026-02-17 23:29:00
○ 2026-02-19 21:22:14
● 2026-02-22 12:01:56
● 2026-03-20 10:11:08
○ 2026-03-23 03:38:36
● 2026-03-23 09:15:18
● 2026-03-23 13:10:08
○A172.64.80.12026-02-19 → 2026-03-23 · 7 obs
● 2026-02-19 21:22:14
○ 2026-02-22 12:01:56
○ 2026-03-20 10:11:08
● 2026-03-23 03:38:36
○ 2026-03-23 09:15:18
○ 2026-03-23 13:10:08
●A172.67.170.52026-02-16 → 2026-03-23 · 8 obs
● 2026-02-17 23:29:00
○ 2026-02-19 21:22:14
● 2026-02-22 12:01:56
● 2026-03-20 10:11:08
○ 2026-03-23 03:38:36
● 2026-03-23 09:15:18
● 2026-03-23 13:10:08
●A2606:4700:3032::6815:37052026-02-16 → 2026-03-23 · 2 obs
● 2026-03-23 13:10:08
●A2606:4700:3033::ac43:aa052026-02-16 → 2026-03-23 · 2 obs
● 2026-03-23 13:10:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tech | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | - |
| bitfufu.tech | 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.tech (unsigned zone)
⏱️ Timing
Total: 587ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.170.5, 104.21.55.5 |
| AAAA | 2 | 2606:4700:3033::ac43:aa05, 2606:4700:3032::6815:3705 |
| 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.tech points to four IP numbers: 2606:4700:3032::6815:3705, 2606:4700:3033::ac43:aa05, 104.21.55.5 and 172.67.170.5.
Other host names including gshockcasious.com, unique-boutique.eu, bigjuicy.net, clzqzb.com and eswl.com share IP numbers with bitfufu.tech.
Name Servers
bitfufu.tech's delegation uses two name servers, cullen.ns.cloudflare.com and maleah.ns.cloudflare.com.
bitfufu.tech shares the same name server setup as other domains, for example deckify.com, bitfufu.fund, satva.solutions, bitfufu.app and fufutech.net.
bitfufu.tech at least partially shares name servers with other domains, including parma.mx, cloudytide.info, diliqili.com, zjhydq.cn and yuanmbt.com.
These name servers are commonly used 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.