cobrief.app - robtex.com
cobrief.app
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:610🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:8629🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.6.16Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.134.41🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | davina.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:2628🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | davina.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c228🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | davina.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2228🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | davina.ns.cloudflare.com | ||||||
| A | 108.162.194.40🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | davina.ns.cloudflare.com | ||||||
| A | 162.159.38.40Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | davina.ns.cloudflare.com | ||||||
| A | 172.64.34.40🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | davina.ns.cloudflare.com | ||||||
| NS | garret.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cf6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | garret.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3f6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | garret.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23f6🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | garret.ns.cloudflare.com | ||||||
| A | 108.162.195.246🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | garret.ns.cloudflare.com | ||||||
| A | 162.159.44.246Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | garret.ns.cloudflare.com | ||||||
| A | 172.64.35.246🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | garret.ns.cloudflare.com | ||||||
| TXT | google-site-verification=VxaWXwFxrJUnA-LLu8yJCS_o2OT3WLaJWX2vGtyrN3Q | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.6.16, 172.67.134.41 | ||||||
| IPv6 hints | 2606:4700:3033::6815:610, 2606:4700:3035::ac43:8629 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=22, name=cloudflare-ech.com | ||||||
| SOA | davina.ns.cloudflare.comdns@cloudflare.com serial=2402372630 | ||||||
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 #478 in the tld
📈 Tranco rank: #970,522
🔒 HSTS Preload (+subdomains)
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NSdavina.ns.cloudflare.com2026-03-07 → 2026-04-30 · 2 obs
● 2026-04-30 19:16:00
●NSgarret.ns.cloudflare.com2026-03-07 → 2026-04-30 · 2 obs
● 2026-04-30 19:16:00
●A104.21.6.162026-03-08 → 2026-04-30 · 3 obs
● 2026-03-08 01:57:44
● 2026-04-30 19:16:00
○A172.64.80.12026-03-07 → 2026-03-07 · 3 obs
○ 2026-03-08 01:57:44
○ 2026-04-30 19:16:00
●A172.67.134.412026-03-08 → 2026-04-30 · 3 obs
● 2026-03-08 01:57:44
● 2026-04-30 19:16:00
○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-07 → 2026-03-07 · 3 obs
○ 2026-03-08 01:57:44
○ 2026-04-30 19:16:00
●A2606:4700:3033::6815:6102026-03-08 → 2026-04-30 · 3 obs
● 2026-03-08 01:57:44
● 2026-04-30 19:16:00
●A2606:4700:3035::ac43:86292026-03-08 → 2026-04-30 · 3 obs
● 2026-03-08 01:57:44
● 2026-04-30 19:16:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| cobrief.app | davina.ns.cloudflare.com, garret.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.35.246
NS records: davina.ns.cloudflare.com, garret.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cobrief.app (unsigned zone)
⏱️ Timing
Total: 666ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.134.41, 104.21.6.16 |
| AAAA | 2 | 2606:4700:3035::ac43:8629, 2606:4700:3033::6815:610 |
| NS | 2 | davina.ns.cloudflare.com, garret.ns.cloudflare.com |
| TXT | 1 | google-site-verification=VxaWXwFxrJUnA-L |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | davina.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
cobrief.app maps to four IP numbers: 2606:4700:3033::6815:610, 2606:4700:3035::ac43:8629, 104.21.6.16 and 172.67.134.41.
Other host names, for instance bjgsdq.com, nos79.org, advokat-vtule.ru, fusssprudelbadtest.com and driftgrove.fun share IP numbers with cobrief.app.
Name Servers
Two name servers davina.ns.cloudflare.com and garret.ns.cloudflare.com handle delegation for cobrief.app.
cobrief.app uses the same name server setup as other domains, for example mncuniversity.com, publicwinslots.ro, visioncommercial-fj.com, drakeallegrini.com and noonday.se.
cobrief.app partially shares name servers with other domains; examples include tinsider.com.tr, dch-sg.com, hotelcortijolareina.com, note-ledger.com and mua118.com.
These name servers commonly accompany alexia.ns.cloudflare.com, troy.ns.cloudflare.com, logan.ns.cloudflare.com and seth.ns.cloudflare.com.
Host names with six IP numbers: davina.ns.cloudflare.com points to: 2606:4700:50::a29f:2628, 2803:f800:50::6ca2:c228, 2a06:98c1:50::ac40:2228, 108.162.194.40, 162.159.38.40 and 172.64.34.40; garret.ns.cloudflare.com points to: 2606:4700:58::a29f:2cf6, 2803:f800:50::6ca2:c3f6, 2a06:98c1:50::ac40:23f6, 108.162.195.246, 162.159.44.246 and 172.64.35.246.