techpref.dev - robtex.com
techpref.dev
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3036::ac43:bcccπΊπΈ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:8e4πΊπΈ Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.8.228Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.188.204πΊπΈ Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | rick.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::adf5:3b8bπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rick.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c18bπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | rick.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:218bπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | rick.ns.cloudflare.com | ||||||
| A | 108.162.193.139πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rick.ns.cloudflare.com | ||||||
| A | 172.64.33.139πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rick.ns.cloudflare.com | ||||||
| A | 173.245.59.139πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rick.ns.cloudflare.com | ||||||
| NS | uma.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a92πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c092π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2092πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 108.162.192.146πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 172.64.32.146πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 173.245.58.146πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| TXT | v=spf1 -all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.8.228, 172.67.188.204 | ||||||
| IPv6 hints | 2606:4700:3036::ac43:bccc, 2606:4700:3037::6815:8e4 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=7, name=cloudflare-ech.com | ||||||
| SOA | rick.ns.cloudflare.comdns@cloudflare.com serial=2414448915 | ||||||
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
techpref.dev |
Similar names
Previous names
Next names
DNS History
10 records (6 active, 4 former)
βNSrick.ns.cloudflare.com2026-09-10 β 2026-09-21 Β· 2 obs
β 2026-09-21 14:21:32
βNSuma.ns.cloudflare.com2026-09-10 β 2026-09-21 Β· 2 obs
β 2026-09-21 14:21:32
βA104.21.8.2282026-09-10 β 2026-09-21 Β· 3 obs
β 2026-09-10 23:18:22
β 2026-09-21 14:21:32
βA172.67.188.2042026-09-10 β 2026-09-21 Β· 3 obs
β 2026-09-10 23:18:22
β 2026-09-21 14:21:32
βA188.114.96.02026-09-10 β 2026-09-10 Β· 3 obs
β 2026-09-10 23:18:22
β 2026-09-21 14:21:32
βA188.114.97.02026-09-10 β 2026-09-10 Β· 3 obs
β 2026-09-10 23:18:22
β 2026-09-21 14:21:32
βA2606:4700:3036::ac43:bccc2026-09-10 β 2026-09-21 Β· 3 obs
β 2026-09-10 23:18:22
β 2026-09-21 14:21:32
βA2606:4700:3037::6815:8e42026-09-10 β 2026-09-21 Β· 3 obs
β 2026-09-10 23:18:22
β 2026-09-21 14:21:32
βA2a06:98c1:3120::2026-09-10 β 2026-09-10 Β· 3 obs
β 2026-09-10 23:18:22
β 2026-09-21 14:21:32
βA2a06:98c1:3121::2026-09-10 β 2026-09-10 Β· 3 obs
β 2026-09-10 23:18:22
β 2026-09-21 14:21:32
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | - |
| techpref.dev | uma.ns.cloudflare.com, rick.ns.cloudflare.com | - |
β Authoritative Response
Server:108.162.193.139
NS records: uma.ns.cloudflare.com, rick.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for techpref.dev (unsigned zone)
β±οΈ Timing
Total: 796ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.8.228, 172.67.188.204 |
| AAAA | 2 | 2606:4700:3037::6815:8e4, 2606:4700:3036::ac43:bccc |
| NS | 2 | rick.ns.cloudflare.com, uma.ns.cloudflare.com |
| TXT | 1 | v=spf1 -all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | rick.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
techpref.dev has four IP addresses: 104.21.8.228, 172.67.188.204, 2606:4700:3036::ac43:bccc and 2606:4700:3037::6815:8e4.
mainbanteng69.vip, surpebetbrasil.com, careerinnovationline.xyz and two other host names share IP numbers with techpref.dev.
Name Servers
The NS records for techpref.dev delegate to rick.ns.cloudflare.com and uma.ns.cloudflare.com.
techpref.dev uses the same name servers as several other domains β among them nobbz.workers.dev, fpsdv.com, tftbrand.pages.dev and two more.
techpref.dev has at least partial name server overlap with other domains, such as casino-betriot.fr, citytaxi-lade-karte.pages.dev, puntapirata.co.cr and two others.
It is common to see these name servers used together with name servers kate.ns.cloudflare.com and heidi.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
rick.ns.cloudflare.com maps to 108.162.193.139, 172.64.33.139, 173.245.59.139 and 3 additional IP addresses.
uma.ns.cloudflare.com maps to 108.162.192.146, 172.64.32.146, 173.245.58.146 and 3 additional IP addresses.