51bb19.com - robtex.com
51bb19.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3037::6815:3698🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:8bf8🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.54.152Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.139.248🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | khloe.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:268b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | khloe.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c28b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | khloe.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:228b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | khloe.ns.cloudflare.com | ||||||
| A | 108.162.194.139🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | khloe.ns.cloudflare.com | ||||||
| A | 162.159.38.139Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | khloe.ns.cloudflare.com | ||||||
| A | 172.64.34.139🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | khloe.ns.cloudflare.com | ||||||
| NS | yoxall.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c2f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yoxall.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c32f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | yoxall.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:232f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | yoxall.ns.cloudflare.com | ||||||
| A | 108.162.195.47🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yoxall.ns.cloudflare.com | ||||||
| A | 162.159.44.47Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yoxall.ns.cloudflare.com | ||||||
| A | 172.64.35.47🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yoxall.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.54.152, 172.67.139.248 | ||||||
| IPv6 | 2606:4700:3037::6815:3698, 2606:4700:3037::ac43:8bf8 | ||||||
| SOA | khloe.ns.cloudflare.comdns@cloudflare.com serial=2398873771 | ||||||
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=1774779732 | ||||||
Same first word
51bb19.com |
Similar names
DNS History
6 records (6 active, 0 former)
●NSkhloe.ns.cloudflare.com2026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:39:04
●NSyoxall.ns.cloudflare.com2026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:39:04
●A104.21.54.1522026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:39:04
●A172.67.139.2482026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:39:04
●A2606:4700:3037::6815:36982026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:39:04
●A2606:4700:3037::ac43:8bf82026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:39:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net... | - |
| 51bb19.com | khloe.ns.cloudflare.com, yoxall.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.194.139
NS records: khloe.ns.cloudflare.com, yoxall.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51bb19.com (unsigned zone)
⏱️ Timing
Total: 335ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.54.152, 172.67.139.248 |
| AAAA | 2 | 2606:4700:3037::6815:3698, 2606:4700:3037::ac43:8bf8 |
| NS | 2 | khloe.ns.cloudflare.com, yoxall.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | khloe.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (khloe.ns.cloudflare.com, khloe.ns.cloudflare.com, khloe.ns.cloudflare.com...)
Analysis
IP Addresses
51bb19.com points to four IP numbers: 2606:4700:3037::6815:3698, 2606:4700:3037::ac43:8bf8, 104.21.54.152 and 172.67.139.248.
Other host names including poetryinamerica.org.cdn.cloudflare.net, www.mingpan.net, jkklw.com, www.dpgs88.com and inulpkr.org share IP numbers with 51bb19.com.
Name Servers
51bb19.com's delegation uses two name servers, khloe.ns.cloudflare.com and yoxall.ns.cloudflare.com.
51bb19.com shares the same name server setup as other domains, for example 1555bet00.com, bet-920bet.com, 186-win.com, 508-win.com and 078-win.com.
51bb19.com at least partially shares name servers with other domains, including zhjfvxx.cn, datapulseos.live, bsdqz.com, mcotitrade.com and digits7.net.
these name servers are commonly used together with kanye.ns.cloudflare.com, nelci.ns.cloudflare.com and sandy.ns.cloudflare.com.
Host names with six IP numbers:
khloe.ns.cloudflare.com points to: 2606:4700:50::a29f:268b, 2803:f800:50::6ca2:c28b, 2a06:98c1:50::ac40:228b, 108.162.194.139, 162.159.38.139 and 172.64.34.139.
yoxall.ns.cloudflare.com points to: 2606:4700:58::a29f:2c2f, 2803:f800:50::6ca2:c32f, 2a06:98c1:50::ac40:232f, 108.162.195.47, 162.159.44.47 and 172.64.35.47.