instructor33.com - dns.ninja
instructor33.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:7::30b🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2a06:98c1:58::30b🇺🇸 Cloudflare2a06:98c1:58::/48 ✓ In HTTPS hints | ||||||
| A | 162.159.143.27Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.66.3.23🇺🇸 Cloudflare172.66.0.0/22 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ns1.salla.cloud ⭐ | ||||||
| A | 2400:cb00:2049:1::a29f:ea🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.0.234Cloudflare162.159.0.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.salla.cloud | ||||||
| A | 2400:cb00:2049:1::a29f:1e2🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.1.226Cloudflare162.159.1.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 162.159.143.27, 172.66.3.23 | ||||||
| IPv6 hints | 2606:4700:7::30b, 2a06:98c1:58::30b | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=67, name=cloudflare-ech.com | ||||||
| SOA | ns1.salla.clouddns@cloudflare.com serial=2410221424 | ||||||
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=1786592889 | ||||||
Same first word
instructor33.com |
DNS History
18 records (6 active, 12 former)
●NSns1.salla.cloud2026-03-30 → 2026-08-13 · 2 obs
● 2026-03-30 13:01:34
● 2026-08-13 04:11:48
● 2026-08-13 04:11:48
●NSns2.salla.cloud2026-03-30 → 2026-08-13 · 2 obs
● 2026-03-30 13:01:34
● 2026-08-13 04:11:48
● 2026-08-13 04:11:48
○A104.21.45.722026-03-30 → 2026-05-27 · 7 obs
● 2026-03-30 13:01:34
● 2026-04-30 23:29:02
○ 2026-05-09 08:29:18
○ 2026-05-13 20:07:28
● 2026-05-27 03:25:52
○ 2026-07-03 23:12:20
○ 2026-08-13 04:11:48
● 2026-04-30 23:29:02
○ 2026-05-09 08:29:18
○ 2026-05-13 20:07:28
● 2026-05-27 03:25:52
○ 2026-07-03 23:12:20
○ 2026-08-13 04:11:48
●A162.159.143.272026-07-03 → 2026-08-13 · 3 obs
○ 2026-06-22 03:34:06
● 2026-07-03 23:12:20
● 2026-08-13 04:11:48
● 2026-07-03 23:12:20
● 2026-08-13 04:11:48
●A172.66.3.232026-07-03 → 2026-08-13 · 3 obs
○ 2026-06-22 03:34:06
● 2026-07-03 23:12:20
● 2026-08-13 04:11:48
● 2026-07-03 23:12:20
● 2026-08-13 04:11:48
○A172.67.211.172026-03-30 → 2026-05-27 · 7 obs
● 2026-03-30 13:01:34
● 2026-04-30 23:29:02
○ 2026-05-09 08:29:18
○ 2026-05-13 20:07:28
● 2026-05-27 03:25:52
○ 2026-07-03 23:12:20
○ 2026-08-13 04:11:48
● 2026-04-30 23:29:02
○ 2026-05-09 08:29:18
○ 2026-05-13 20:07:28
● 2026-05-27 03:25:52
○ 2026-07-03 23:12:20
○ 2026-08-13 04:11:48
○A2606:4700:3030::ac43:d3112026-06-22 → 2026-06-22 · 4 obs
○ 2026-06-11 22:15:00
● 2026-06-22 03:34:06
○ 2026-07-03 23:12:20
○ 2026-08-13 04:11:48
● 2026-06-22 03:34:06
○ 2026-07-03 23:12:20
○ 2026-08-13 04:11:48
○A2606:4700:3031::6815:2d482026-03-30 → 2026-06-11 · 8 obs
● 2026-03-30 13:01:34
● 2026-04-30 23:29:02
○ 2026-05-09 08:29:18
○ 2026-05-13 20:07:28
● 2026-05-27 03:25:52
● 2026-06-11 22:15:00
○ 2026-06-22 03:34:06
○ 2026-08-13 04:11:48
● 2026-04-30 23:29:02
○ 2026-05-09 08:29:18
○ 2026-05-13 20:07:28
● 2026-05-27 03:25:52
● 2026-06-11 22:15:00
○ 2026-06-22 03:34:06
○ 2026-08-13 04:11:48
○A2606:4700:3033::6815:2d482026-06-22 → 2026-06-22 · 4 obs
○ 2026-06-11 22:15:00
● 2026-06-22 03:34:06
○ 2026-07-03 23:12:20
○ 2026-08-13 04:11:48
● 2026-06-22 03:34:06
○ 2026-07-03 23:12:20
○ 2026-08-13 04:11:48
○A2606:4700:3033::ac43:d3112026-03-30 → 2026-06-11 · 8 obs
● 2026-03-30 13:01:34
● 2026-04-30 23:29:02
○ 2026-05-09 08:29:18
○ 2026-05-13 20:07:28
● 2026-05-27 03:25:52
● 2026-06-11 22:15:00
○ 2026-06-22 03:34:06
○ 2026-08-13 04:11:48
● 2026-04-30 23:29:02
○ 2026-05-09 08:29:18
○ 2026-05-13 20:07:28
● 2026-05-27 03:25:52
● 2026-06-11 22:15:00
○ 2026-06-22 03:34:06
○ 2026-08-13 04:11:48
●A2606:4700:7::30b2026-07-03 → 2026-08-13 · 3 obs
○ 2026-06-22 03:34:06
● 2026-07-03 23:12:20
● 2026-08-13 04:11:48
● 2026-07-03 23:12:20
● 2026-08-13 04:11:48
●A2a06:98c1:58::30b2026-07-03 → 2026-08-13 · 3 obs
○ 2026-06-22 03:34:06
● 2026-07-03 23:12:20
● 2026-08-13 04:11:48
● 2026-07-03 23:12:20
● 2026-08-13 04:11:48
○A91.209.253.102026-05-09 → 2026-05-13 · 5 obs
○ 2026-04-30 23:29:02
● 2026-05-09 08:29:18
● 2026-05-13 20:07:28
○ 2026-05-27 03:25:52
○ 2026-08-13 04:11:48
● 2026-05-09 08:29:18
● 2026-05-13 20:07:28
○ 2026-05-27 03:25:52
○ 2026-08-13 04:11:48
○A91.209.253.112026-05-09 → 2026-05-13 · 5 obs
○ 2026-04-30 23:29:02
● 2026-05-09 08:29:18
● 2026-05-13 20:07:28
○ 2026-05-27 03:25:52
○ 2026-08-13 04:11:48
● 2026-05-09 08:29:18
● 2026-05-13 20:07:28
○ 2026-05-27 03:25:52
○ 2026-08-13 04:11:48
○A91.209.253.122026-05-09 → 2026-05-13 · 5 obs
○ 2026-04-30 23:29:02
● 2026-05-09 08:29:18
● 2026-05-13 20:07:28
○ 2026-05-27 03:25:52
○ 2026-08-13 04:11:48
● 2026-05-09 08:29:18
● 2026-05-13 20:07:28
○ 2026-05-27 03:25:52
○ 2026-08-13 04:11:48
○A91.209.253.132026-05-09 → 2026-05-13 · 5 obs
○ 2026-04-30 23:29:02
● 2026-05-09 08:29:18
● 2026-05-13 20:07:28
○ 2026-05-27 03:25:52
○ 2026-08-13 04:11:48
● 2026-05-09 08:29:18
● 2026-05-13 20:07:28
○ 2026-05-27 03:25:52
○ 2026-08-13 04:11:48
○A91.209.253.142026-05-09 → 2026-05-13 · 5 obs
○ 2026-04-30 23:29:02
● 2026-05-09 08:29:18
● 2026-05-13 20:07:28
○ 2026-05-27 03:25:52
○ 2026-08-13 04:11:48
● 2026-05-09 08:29:18
● 2026-05-13 20:07:28
○ 2026-05-27 03:25:52
○ 2026-08-13 04:11:48
○A91.209.253.92026-05-09 → 2026-05-13 · 5 obs
○ 2026-04-30 23:29:02
● 2026-05-09 08:29:18
● 2026-05-13 20:07:28
○ 2026-05-27 03:25:52
○ 2026-08-13 04:11:48
● 2026-05-09 08:29:18
● 2026-05-13 20:07:28
○ 2026-05-27 03:25:52
○ 2026-08-13 04:11:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net... | - |
| instructor33.com | ns1.salla.cloud, ns2.salla.cloud | - |
✅ Authoritative Response
Server:162.159.1.226
NS records: ns1.salla.cloud, ns2.salla.cloud
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for instructor33.com (unsigned zone)
⏱️ Timing
Total: 323ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 162.159.143.27, 172.66.3.23 |
| AAAA | 2 | 2606:4700:7::30b, 2a06:98c1:58::30b |
| NS | 2 | ns1.salla.cloud, ns2.salla.cloud |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ns1.salla.cloud dns.cloudflare.com |
Analysis
IP Addresses
instructor33.com has four IP addresses: 162.159.143.27, 172.66.3.23, 2606:4700:7::30b and 2a06:98c1:58::30b.
Additional host names — khokah2.com, iciparfumes.com, origstore.com and two others — share IP numbers with instructor33.com.
Name Servers
instructor33.com is delegated to two name servers: ns1.salla.cloud and ns2.salla.cloud.
instructor33.com shares its name server setup with other domains, including assaloon.com, 3ainstore.com, duraloud.com and two others.
ns1.salla.cloud and ns2.salla.cloud each resolve to two IP addresses: ns1.salla.cloud points to 162.159.0.234 and 2400:cb00:2049:1::a29f:ea, while ns2.salla.cloud points to 162.159.1.226 and 2400:cb00:2049:1::a29f:1e2.