knowtex.com - robtex.com
knowtex.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3036::ac43:874dCloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:6d7Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.6.215Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.135.77Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | jewel.ns.cloudflare.com ⭐ | ||||||
| NS | salvador.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.6.215, 172.67.135.77 | ||||||
| IPv6 hints | 2606:4700:3036::ac43:874d, 2606:4700:3037::6815:6d7 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com | ||||||
| SOA | jewel.ns.cloudflare.comdns@cloudflare.com serial=2406570032 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1783499096 | ||||||
Same first word
DNS History
14 records (6 active, 8 former)
○NSdns15.ovh.net2015-06-12 → 2016-12-04 · 4 obs
● 2015-06-12 13:55:18
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
●NSjewel.ns.cloudflare.com2026-06-02 → 2026-07-08 · 3 obs
○ 2016-12-04 09:33:12
● 2026-06-02 19:03:58
● 2026-07-08 08:27:36
● 2026-06-02 19:03:58
● 2026-07-08 08:27:36
○NSns15.ovh.net2015-06-12 → 2016-12-04 · 4 obs
● 2015-06-12 13:55:18
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
●NSsalvador.ns.cloudflare.com2026-06-02 → 2026-07-08 · 3 obs
○ 2016-12-04 09:33:12
● 2026-06-02 19:03:58
● 2026-07-08 08:27:36
● 2026-06-02 19:03:58
● 2026-07-08 08:27:36
○MXalt1.aspmx.l.google.com2015-06-12 → 2016-12-04 · 4 obs
● 2015-06-12 13:55:18
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
○MXalt2.aspmx.l.google.com2015-06-12 → 2016-12-04 · 4 obs
● 2015-06-12 13:55:18
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
○MXaspmx.l.google.com2015-06-12 → 2016-12-04 · 4 obs
● 2015-06-12 13:55:18
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
○MXaspmx2.googlemail.com2015-06-12 → 2016-12-04 · 4 obs
● 2015-06-12 13:55:18
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
○MXaspmx3.googlemail.com2015-06-12 → 2016-12-04 · 4 obs
● 2015-06-12 13:55:18
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
●A104.21.6.2152026-06-02 → 2026-07-08 · 3 obs
○ 2016-12-04 09:33:12
● 2026-06-02 19:03:58
● 2026-07-08 08:27:36
● 2026-06-02 19:03:58
● 2026-07-08 08:27:36
●A172.67.135.772026-06-02 → 2026-07-08 · 3 obs
○ 2016-12-04 09:33:12
● 2026-06-02 19:03:58
● 2026-07-08 08:27:36
● 2026-06-02 19:03:58
● 2026-07-08 08:27:36
○A213.186.33.402015-06-12 → 2016-12-04 · 4 obs
● 2015-06-12 13:55:18
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
● 2016-12-04 09:33:12
○ 2026-06-02 19:03:58
○ 2026-07-08 08:27:36
●A2606:4700:3036::ac43:874d2026-06-02 → 2026-07-08 · 3 obs
○ 2016-12-04 09:33:12
● 2026-06-02 19:03:58
● 2026-07-08 08:27:36
● 2026-06-02 19:03:58
● 2026-07-08 08:27:36
●A2606:4700:3037::6815:6d72026-06-02 → 2026-07-08 · 3 obs
○ 2016-12-04 09:33:12
● 2026-06-02 19:03:58
● 2026-07-08 08:27:36
● 2026-06-02 19:03:58
● 2026-07-08 08:27:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| knowtex.com | expire1.gname-dns.com, expire2.gname-dns.com | 2 records |
✅ Authoritative Response
Server:172.64.53.233
NS records: expire1.gname-dns.com, expire2.gname-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for knowtex.com (unsigned zone)
⏱️ Timing
Total: 1265ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | expire1.gname-dns.com, expire2.gname-dns.com |
| CNAME | 1 | exp.gname.net |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (expire1.gname-dns.com, expire2.gname-dns.com)
Analysis
IP Addresses
knowtex.com points to the four IP addresses 104.21.6.215, 172.67.135.77, 2606:4700:3036::ac43:874d and 2606:4700:3037::6815:6d7.
Name Servers
DNS delegation for knowtex.com points to two name servers: jewel.ns.cloudflare.com and salvador.ns.cloudflare.com.