51bl.app - robtex.com
51bl.app
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3036::6815:5c92🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:c334🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.92.146Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.195.52🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | edward.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2cd2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | edward.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3d2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | edward.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23d2🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | edward.ns.cloudflare.com | ||||||
| A | 108.162.195.210🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | edward.ns.cloudflare.com | ||||||
| A | 162.159.44.210Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | edward.ns.cloudflare.com | ||||||
| A | 172.64.35.210🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | edward.ns.cloudflare.com | ||||||
| NS | kate.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a7c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kate.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c07c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kate.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:207c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kate.ns.cloudflare.com | ||||||
| A | 108.162.192.124🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kate.ns.cloudflare.com | ||||||
| A | 172.64.32.124🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kate.ns.cloudflare.com | ||||||
| A | 173.245.58.124🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kate.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.92.146, 172.67.195.52 | ||||||
| IPv6 hints | 2606:4700:3036::6815:5c92, 2606:4700:3036::ac43:c334 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=116, name=cloudflare-ech.com | ||||||
| SOA | edward.ns.cloudflare.comdns@cloudflare.com serial=2407488987 | ||||||
app
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427 | ||||||
Subdomains
www.51bl.app |
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NSedward.ns.cloudflare.com2026-06-27 → 2026-07-17 · 2 obs
● 2026-07-17 15:35:52
●NSkate.ns.cloudflare.com2026-06-27 → 2026-07-17 · 2 obs
● 2026-07-17 15:35:52
●A104.21.92.1462026-06-27 → 2026-07-17 · 2 obs
● 2026-07-17 15:35:52
●A172.67.195.522026-06-27 → 2026-07-17 · 2 obs
● 2026-07-17 15:35:52
○A2606:4700:3032::ac43:c3342026-06-27 → 2026-06-27 · 3 obs
○ 2026-07-17 15:35:50
○ 2026-07-17 15:35:52
○A2606:4700:3034::6815:5c922026-06-27 → 2026-06-27 · 3 obs
○ 2026-07-17 15:35:50
○ 2026-07-17 15:35:52
●A2606:4700:3036::6815:5c922026-07-17 → 2026-07-17 · 3 obs
● 2026-07-17 15:35:50
● 2026-07-17 15:35:52
●A2606:4700:3036::ac43:c3342026-07-17 → 2026-07-17 · 3 obs
● 2026-07-17 15:35:50
● 2026-07-17 15:35:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com... | 10 records |
| 51bl.app | kate.ns.cloudflare.com, edward.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.124
NS records: kate.ns.cloudflare.com, edward.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51bl.app (unsigned zone)
⏱️ Timing
Total: 581ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.92.146, 172.67.195.52 |
| AAAA | 2 | 2606:4700:3036::ac43:c334, 2606:4700:3036::6815:5c92 |
| NS | 2 | edward.ns.cloudflare.com, kate.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | edward.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)
Analysis
Hierarchy
51bl.app is the parent zone for www.51bl.app.
IP Addresses
51bl.app has four IP addresses: 104.21.92.146, 172.67.195.52, 2606:4700:3036::6815:5c92 and 2606:4700:3036::ac43:c334.
Among the host names that share IP numbers with 51bl.app are www.chinafurnitureonline.com, glasnaya.media, dunshaughlinchoral.com and two others.
Name Servers
DNS delegation for 51bl.app points to two name servers: edward.ns.cloudflare.com and kate.ns.cloudflare.com.
51bl.app has the same name server delegation as a number of other domains, such as mrds.buzz, jrgtil.com, 52cg1.asia and two more.
51bl.app partially shares its NS delegation with several other domains, including freedownload123.com, publicacoesonline.com.br, wjo.pl and two others.
The name servers desi.ns.cloudflare.com, blair.ns.cloudflare.com, lilyana.ns.cloudflare.com and mitchell.ns.cloudflare.com are often found in use alongside these name servers.
Host names resolving to 6 IP numbers:
edward.ns.cloudflare.com has IP addresses 108.162.195.210, 162.159.44.210 and 172.64.35.210, plus 3 other.
kate.ns.cloudflare.com has IP addresses 108.162.192.124, 172.64.32.124 and 173.245.58.124, plus 3 other.