rostr.dev - robtex.com
rostr.dev
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3033::6815:3307πΊπΈ Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3034::ac43:d827πΊπΈ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.51.7Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.216.39πΊπΈ Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | liz.ns.cloudflare.com β | ||||||
| A | 2606:4700:50::adf5:3abdπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | liz.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0bdπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | liz.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20bdπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | liz.ns.cloudflare.com | ||||||
| A | 108.162.192.189πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | liz.ns.cloudflare.com | ||||||
| A | 172.64.32.189πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | liz.ns.cloudflare.com | ||||||
| A | 173.245.58.189πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | liz.ns.cloudflare.com | ||||||
| NS | yichun.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bf8πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1f8π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21f8πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 108.162.193.248πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 172.64.33.248πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 173.245.59.248πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| TXT | _globalsign-domain-verification=pPeucfjP7RHj7W-P6z887ftk7_WBqOUEM-PtdglfRe | ||||||
| TXT | google-site-verification=omRcwVZCuuh8BX2bzPAP2oRXxQAm22Rz3AruKY2c4xM | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.51.7, 172.67.216.39 | ||||||
| IPv6 hints | 2606:4700:3033::6815:3307, 2606:4700:3034::ac43:d827 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=242, name=cloudflare-ech.com | ||||||
| SOA | liz.ns.cloudflare.comdns@cloudflare.com serial=2418181846 | ||||||
dev
| DNSSEC | π Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com β | ||||||
| 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=1 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
6 records (6 active, 0 former)
βNSliz.ns.cloudflare.com2026-08-27 β 2026-10-23 Β· 2 obs
β 2026-10-23 02:46:06
βNSyichun.ns.cloudflare.com2026-08-27 β 2026-10-23 Β· 2 obs
β 2026-10-23 02:46:06
βA104.21.51.72026-08-27 β 2026-10-23 Β· 2 obs
β 2026-10-23 02:46:06
βA172.67.216.392026-08-27 β 2026-10-23 Β· 2 obs
β 2026-10-23 02:46:06
βA2606:4700:3033::6815:33072026-08-27 β 2026-10-23 Β· 2 obs
β 2026-10-23 02:46:06
βA2606:4700:3034::ac43:d8272026-08-27 β 2026-10-23 Β· 2 obs
β 2026-10-23 02:46:06
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... | - |
| rostr.dev | liz.ns.cloudflare.com, yichun.ns.cloudflare.com | - |
β Authoritative Response
Server:172.64.33.248
NS records: liz.ns.cloudflare.com, yichun.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
β±οΈ Timing
Total: 743ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.216.39, 104.21.51.7 |
| AAAA | 2 | 2606:4700:3033::6815:3307, 2606:4700:3034::ac43:d827 |
| NS | 2 | liz.ns.cloudflare.com, yichun.ns.cloudflare.com |
| TXT | 2 | _globalsign-domain-verification=pPeucfjP, google-site-verification=omRcwVZCuuh8BX2 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | liz.ns.cloudflare.com dns.cloudflare.com |
Analysis
IP Addresses
rostr.dev has four IP addresses: 104.21.51.7, 172.67.216.39, 2606:4700:3033::6815:3307 and 2606:4700:3034::ac43:d827.
Among the host names that share IP numbers with rostr.dev are paythat-zar.com, ciyaoshanaoliuchaochouyin.shop, beanlit.com and two others.
Name Servers
rostr.dev is served by two delegated name servers, liz.ns.cloudflare.com and yichun.ns.cloudflare.com.
rostr.dev has the same name server delegation as a number of other domains, such as svenskcertifiering-mdrqwk.pages.dev, velocitydynamics.co, change-ip.net and two more.
rostr.dev shares at least some of its name servers with other domains, including slyver-dev.pages.dev, studentki-(0x787878).top, curl-sanitizer.pages.dev and two others.
These name servers are frequently paired with the name servers mark.ns.cloudflare.com, adele.ns.cloudflare.com and jason.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
liz.ns.cloudflare.com carries IP addresses 108.162.192.189, 172.64.32.189 and 173.245.58.189, with 3 other addresses beyond those.
yichun.ns.cloudflare.com carries IP addresses 108.162.193.248, 172.64.33.248 and 173.245.59.248, with 3 other addresses beyond those.