opentexts.us - robtex.com
opentexts.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:47eb🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::ac43:ac16🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.71.235Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.172.22🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | jen.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26b9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2b9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22b9🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 108.162.194.185🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 162.159.38.185Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 172.64.34.185🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| NS | rayden.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2ca3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3a3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23a3🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 108.162.195.163🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 162.159.44.163Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 172.64.35.163🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.71.235, 172.67.172.22 | ||||||
| IPv6 | 2606:4700:3030::6815:47eb, 2606:4700:3034::ac43:ac16 | ||||||
| SOA | jen.ns.cloudflare.comdns@cloudflare.com serial=2398756614 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1774427055 | ||||||
rank #5131 in the tld
📈 Tranco rank: #499,150
Same first word
opentexts.us |
opentexts.com |
opentexts.world |
Similar names
DNS History
6 records (6 active, 0 former)
●NSjen.ns.cloudflare.com2026-03-15 → 2026-03-25 · 2 obs
● 2026-03-25 08:47:46
●NSrayden.ns.cloudflare.com2026-03-15 → 2026-03-25 · 2 obs
● 2026-03-25 08:47:46
●A104.21.71.2352026-03-15 → 2026-03-25 · 2 obs
● 2026-03-25 08:47:46
●A172.67.172.222026-03-15 → 2026-03-25 · 2 obs
● 2026-03-25 08:47:46
●A2606:4700:3030::6815:47eb2026-03-15 → 2026-03-25 · 2 obs
● 2026-03-25 08:47:46
●A2606:4700:3034::ac43:ac162026-03-15 → 2026-03-25 · 2 obs
● 2026-03-25 08:47:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| opentexts.us | rayden.ns.cloudflare.com, jen.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.35.163
NS records: rayden.ns.cloudflare.com, jen.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opentexts.us (unsigned zone)
⏱️ Timing
Total: 458ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.172.22, 104.21.71.235 |
| AAAA | 2 | 2606:4700:3030::6815:47eb, 2606:4700:3034::ac43:ac16 |
| NS | 2 | jen.ns.cloudflare.com, rayden.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | jen.ns.cloudflare.com dns.cloudflare.com |
Analysis
IP Addresses
opentexts.us points to four IP numbers: 2606:4700:3030::6815:47eb, 2606:4700:3034::ac43:ac16, 104.21.71.235 and 172.67.172.22.
Other host names including mail.suncotanning.com, eamonnoneill.net, marmaristravestiilan.xyz, idn-slot.it.com and www.imas.org.br share IP numbers with opentexts.us.
Name Servers
opentexts.us's delegation uses two name servers, jen.ns.cloudflare.com and rayden.ns.cloudflare.com.
opentexts.us shares the same name server setup as other domains, for example stanfordscaffolding.co.uk, playstake.pt, urbancasinopoint.com, journalvistatrail.com and winprosite.co.uk.
opentexts.us at least partially shares name servers with other domains, including vitaminsdietshop.com, (0x78766964656f73)-k5.com, kaiyun188.org, getitfirst.com and krofort.io.
These name servers are often used together with dorthy.ns.cloudflare.com.
Host names with six IP numbers:
jen.ns.cloudflare.com points to: 2606:4700:50::a29f:26b9, 2803:f800:50::6ca2:c2b9, 2a06:98c1:50::ac40:22b9, 108.162.194.185, 162.159.38.185 and 172.64.34.185.
rayden.ns.cloudflare.com points to: 2606:4700:58::a29f:2ca3, 2803:f800:50::6ca2:c3a3, 2a06:98c1:50::ac40:23a3, 108.162.195.163, 162.159.44.163 and 172.64.35.163.