55sim.app - robtex.com
55sim.app
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:4419🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:b977🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.68.25Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.185.119🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | bradley.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c23🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c323🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2323🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| A | 108.162.195.35🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| A | 162.159.44.35Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| A | 172.64.35.35🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| NS | lisa.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a83🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lisa.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c083🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | lisa.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2083🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | lisa.ns.cloudflare.com | ||||||
| A | 108.162.192.131🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-108-162-192-131.defastlink.net | ||||||
| A | 172.64.32.131🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-172-64-32-131.defastlink.net | ||||||
| A | 173.245.58.131🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-173-245-58-131.defastlink.net | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.68.25, 172.67.185.119 | ||||||
| IPv6 | 2606:4700:3030::6815:4419, 2606:4700:3033::ac43:b977 | ||||||
| SOA | bradley.ns.cloudflare.comdns@cloudflare.com serial=2398607382 | ||||||
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 | ||||||
rank #1315 in the tld
🔒 HSTS Preload (+subdomains)
Same first word
DNS History
6 records (6 active, 0 former)
●NSbradley.ns.cloudflare.com2026-03-19 → 2026-03-23 · 2 obs
● 2026-03-23 20:12:58
●NSlisa.ns.cloudflare.com2026-03-19 → 2026-03-23 · 2 obs
● 2026-03-23 20:12:58
●A104.21.68.252026-03-19 → 2026-03-23 · 2 obs
● 2026-03-23 20:12:58
●A172.67.185.1192026-03-19 → 2026-03-23 · 2 obs
● 2026-03-23 20:12:58
●A2606:4700:3030::6815:44192026-03-19 → 2026-03-23 · 2 obs
● 2026-03-23 20:12:58
●A2606:4700:3033::ac43:b9772026-03-19 → 2026-03-23 · 2 obs
● 2026-03-23 20:12:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com... | 10 records |
| 55sim.app | bradley.ns.cloudflare.com, lisa.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.35
NS records: bradley.ns.cloudflare.com, lisa.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 55sim.app (unsigned zone)
⏱️ Timing
Total: 345ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.185.119, 104.21.68.25 |
| AAAA | 2 | 2606:4700:3030::6815:4419, 2606:4700:3033::ac43:b977 |
| NS | 2 | bradley.ns.cloudflare.com, lisa.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | bradley.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
IP Addresses
55sim.app maps to four IP numbers: 2606:4700:3030::6815:4419, 2606:4700:3033::ac43:b977, 104.21.68.25 and 172.67.185.119.
Other host names, for instance hodogayayaku.com, rheumchoice.com, heroero-com.zproxy.cam, www.westwayparkdental.com and nezabudem.by share IP numbers with 55sim.app.
Name Servers
Two name servers bradley.ns.cloudflare.com and lisa.ns.cloudflare.com are delegated to 55sim.app.
55sim.app uses the same name server configuration as other domains, such as acrossamericamovers.com, anekitchencabinets.com, 288t.site, neuro-enhancement.com and healthylifestyleforu.com.
55sim.app at least partially shares name servers with other domains such as 20bet-fortune.com, officecentre.nl, yayasandharmakasih.or.id, molinari-e.com and powdermountainalerts.com.
These name servers are commonly used alongside ken.ns.cloudflare.com, dayana.ns.cloudflare.com and jule.ns.cloudflare.com.
Host names with six IP numbers: Host name bradley.ns.cloudflare.com points to 2606:4700:58::a29f:2c23, 2803:f800:50::6ca2:c323, 2a06:98c1:50::ac40:2323, 108.162.195.35, 162.159.44.35 and 172.64.35.35; host name lisa.ns.cloudflare.com points to 2606:4700:50::adf5:3a83, 2803:f800:50::6ca2:c083, 2a06:98c1:50::ac40:2083, 108.162.192.131, 172.64.32.131 and 173.245.58.131.