tech-stack.org - robtex.com
tech-stack.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::ac43:b9fb🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:6d🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.0.109Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.185.251Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | jill.ns.cloudflare.com ⭐ | ||||||
| NS | josh.ns.cloudflare.com | ||||||
| MX | inbound-smtp.eu-west-1.amazonaws.com ⭐ | ||||||
| TXT | v=spf1 include:amazonses.com ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.0.109, 172.67.185.251 | ||||||
| IPv6 hints | 2606:4700:3034::ac43:b9fb, 2606:4700:3037::6815:6d | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=222, name=cloudflare-ech.com | ||||||
| SOA | jill.ns.cloudflare.comdns@cloudflare.com serial=2412546712 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1787708319 | ||||||
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSjill.ns.cloudflare.com2026-08-21 → 2026-08-26 · 2 obs
● 2026-08-21 18:27:54
● 2026-08-26 02:16:14
● 2026-08-26 02:16:14
●NSjosh.ns.cloudflare.com2026-08-21 → 2026-08-26 · 2 obs
● 2026-08-21 18:27:54
● 2026-08-26 02:16:14
● 2026-08-26 02:16:14
●MXinbound-smtp.eu-west-1.amazonaws.com2026-08-21 → 2026-08-26 · 2 obs
● 2026-08-21 18:27:54
● 2026-08-26 02:16:14
● 2026-08-26 02:16:14
●A104.21.0.1092026-08-21 → 2026-08-26 · 2 obs
● 2026-08-21 18:27:54
● 2026-08-26 02:16:14
● 2026-08-26 02:16:14
●A172.67.185.2512026-08-21 → 2026-08-26 · 2 obs
● 2026-08-21 18:27:54
● 2026-08-26 02:16:14
● 2026-08-26 02:16:14
●A2606:4700:3034::ac43:b9fb2026-08-21 → 2026-08-26 · 2 obs
● 2026-08-21 18:27:54
● 2026-08-26 02:16:14
● 2026-08-26 02:16:14
●A2606:4700:3037::6815:6d2026-08-21 → 2026-08-26 · 2 obs
● 2026-08-21 18:27:54
● 2026-08-26 02:16:14
● 2026-08-26 02:16:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| tech-stack.org | jill.ns.cloudflare.com, josh.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.58.122
NS records: jill.ns.cloudflare.com, josh.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tech-stack.org (unsigned zone)
⏱️ Timing
Total: 3129ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.185.251, 104.21.0.109 |
| AAAA | 2 | 2606:4700:3037::6815:6d, 2606:4700:3034::ac43:b9fb |
| NS | 2 | jill.ns.cloudflare.com, josh.ns.cloudflare.com |
| MX | 1 | inbound-smtp.eu-west-1.amazonaws.com (pr |
| TXT | 1 | v=spf1 include:amazonses.com ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | jill.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
tech-stack.org resolves to four IP addresses: 104.21.0.109, 172.67.185.251, 2606:4700:3034::ac43:b9fb and 2606:4700:3037::6815:6d.
Name Servers
Two name servers handle the delegation for tech-stack.org: jill.ns.cloudflare.com and josh.ns.cloudflare.com.
Mail Servers
Mail for tech-stack.org is handled by a single mail server, inbound-smtp.eu-west-1.amazonaws.com.