nxt.cfw557.workers.dev - robtex.com
nxt.cfw557.workers.dev
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3034::ac43:cb91πΊπΈ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:3cfcπΊπΈ Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.60.252Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.203.145πΊπΈ Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.60.252, 172.67.203.145 | ||||||
| IPv6 hints | 2606:4700:3034::ac43:cb91, 2606:4700:3037::6815:3cfc | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=68, name=cloudflare-ech.com | ||||||
cfw557.workers.dev
| DNSSEC | β οΈ Not signed | ||||||
| NS | cruz.ns.cloudflare.com β | ||||||
| NS | dane.ns.cloudflare.com | ||||||
| SOA | cruz.ns.cloudflare.comdns@cloudflare.com serial=2407098786 | ||||||
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
βA104.21.60.2522026-06-10 β 2026-07-21 Β· 2 obs
β 2026-06-10 17:52:08
β 2026-07-21 22:42:12
β 2026-07-21 22:42:12
βA172.67.203.1452026-06-10 β 2026-07-21 Β· 2 obs
β 2026-06-10 17:52:08
β 2026-07-21 22:42:12
β 2026-07-21 22:42:12
βA2606:4700:3034::ac43:cb912026-07-21 β 2026-07-21 Β· 2 obs
β 2026-06-13 11:56:02
β 2026-07-21 22:42:12
β 2026-07-21 22:42:12
βA2606:4700:3035::6815:3cfc2026-06-10 β 2026-06-13 Β· 3 obs
β 2026-06-10 17:52:08
β 2026-06-13 11:56:02
β 2026-07-21 22:42:12
β 2026-06-13 11:56:02
β 2026-07-21 22:42:12
βA2606:4700:3035::ac43:cb912026-06-10 β 2026-06-13 Β· 3 obs
β 2026-06-10 17:52:08
β 2026-06-13 11:56:02
β 2026-07-21 22:42:12
β 2026-06-13 11:56:02
β 2026-07-21 22:42:12
βA2606:4700:3037::6815:3cfc2026-07-21 β 2026-07-21 Β· 2 obs
β 2026-06-13 11:56:02
β 2026-07-21 22:42:12
β 2026-07-21 22:42:12
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| workers.dev | clyde.ns.cloudflare.com, sofia.ns.cloudflare.com | - |
| cfw557.workers.dev | cruz.ns.cloudflare.com, dane.ns.cloudflare.com | - |
β Authoritative Response
Server:172.64.33.97
NS records: cruz.ns.cloudflare.com, dane.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
β±οΈ Timing
Total: 526ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.203.145, 104.21.60.252 |
| AAAA | 2 | 2606:4700:3037::6815:3cfc, 2606:4700:3034::ac43:cb91 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
nxt.cfw557.workers.dev resolves to four IP addresses: 104.21.60.252, 172.67.203.145, 2606:4700:3034::ac43:cb91 and 2606:4700:3037::6815:3cfc.
Two other host names, along with okey-school.com, www.batix.re and batix.re, also share IP numbers with nxt.cfw557.workers.dev.