istel.co - robtex.com
istel.co
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::ac43:d674🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:3dcd🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.61.205Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.214.116🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ada.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a36🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c036🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2036🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 108.162.192.54🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 172.64.32.54🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 173.245.58.54🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| NS | norm.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b86🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | norm.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c186🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | norm.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2186🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | norm.ns.cloudflare.com | ||||||
| A | 108.162.193.134🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | norm.ns.cloudflare.com | ||||||
| A | 172.64.33.134🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | norm.ns.cloudflare.com | ||||||
| A | 173.245.59.134🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | norm.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.61.205, 172.67.214.116 | ||||||
| IPv6 hints | 2606:4700:3034::ac43:d674, 2606:4700:3035::6815:3dcd | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=107, name=cloudflare-ech.com | ||||||
| SOA | ada.ns.cloudflare.comdns@cloudflare.com serial=2408672200 | ||||||
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759724265 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSada.ns.cloudflare.com2026-08-02 → 2026-08-04 · 2 obs
● 2026-08-04 02:47:02
●NSnorm.ns.cloudflare.com2026-08-02 → 2026-08-04 · 2 obs
● 2026-08-04 02:47:02
●A104.21.61.2052026-08-02 → 2026-08-04 · 2 obs
● 2026-08-04 02:47:02
●A172.67.214.1162026-08-02 → 2026-08-04 · 2 obs
● 2026-08-04 02:47:02
●A2606:4700:3034::ac43:d6742026-08-02 → 2026-08-04 · 2 obs
● 2026-08-04 02:47:02
●A2606:4700:3035::6815:3dcd2026-08-02 → 2026-08-04 · 2 obs
● 2026-08-04 02:47:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | d.registrydns.co, c.registrydns.co, a.registrydns.co, b.registrydns.co | - |
| istel.co | norm.ns.cloudflare.com, ada.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.54
NS records: norm.ns.cloudflare.com, ada.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for istel.co (unsigned zone)
⏱️ Timing
Total: 192ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.214.116, 104.21.61.205 |
| AAAA | 2 | 2606:4700:3035::6815:3dcd, 2606:4700:3034::ac43:d674 |
| NS | 2 | ada.ns.cloudflare.com, norm.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ada.ns.cloudflare.com dns.cloudflare.com |
Analysis
IP Addresses
istel.co directs to four IP numbers, which are 104.21.61.205, 172.67.214.116, 2606:4700:3034::ac43:d674 and 2606:4700:3035::6815:3dcd.
www.dlmbw.com, 1xbet-lucky-offer.com, fouadws.download plus two other host names have IP numbers in common with istel.co.
Name Servers
istel.co has two authoritative name servers — ada.ns.cloudflare.com and norm.ns.cloudflare.com.
The name server configuration of istel.co is shared with other domains, for instance lifechangesprogram.com, jinwoohong.kr, austingrelle.com and two others.
There is at least partial name server overlap between istel.co and other domains — hhwin8.vip, teieglam.com, king999bengkok.com and two more among them.
These name servers frequently co-occur with the name servers syeef.ns.cloudflare.com and lady.ns.cloudflare.com.
Hosts with 6 IP addresses each:
ada.ns.cloudflare.com points to 108.162.192.54, 172.64.32.54, 173.245.58.54 and 3 other IP addresses.
norm.ns.cloudflare.com points to 108.162.193.134, 172.64.33.134, 173.245.59.134 and 3 other IP addresses.