koa.dev - dns.ninja
koa.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:b98dCloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:2068Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.32.104Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.185.141Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dana.ns.cloudflare.com ⭐ | ||||||
| NS | wesley.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bf6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | wesley.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1f6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | wesley.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21f6🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | wesley.ns.cloudflare.com | ||||||
| A | 108.162.193.246🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | wesley.ns.cloudflare.com | ||||||
| A | 172.64.33.246🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | wesley.ns.cloudflare.com | ||||||
| A | 173.245.59.246🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | wesley.ns.cloudflare.com | ||||||
| MX | mail.koa.dev ⭐ | ||||||
| TXT | v=spf1 ip4:51.195.109.117 ip6:2001:41d0:701:1100::afe8 -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.32.104, 172.67.185.141 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:b98d, 2606:4700:3034::6815:2068 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=209, name=cloudflare-ech.com | ||||||
| SOA | dana.ns.cloudflare.comdns@cloudflare.com serial=2417413397 | ||||||
dev
| 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=1 | ||||||
Subdomains
mail.koa.dev |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSdana.ns.cloudflare.com2026-08-26 → 2026-10-29 · 2 obs
● 2026-08-26 13:55:36
● 2026-10-29 03:05:30
● 2026-10-29 03:05:30
●NSwesley.ns.cloudflare.com2026-08-26 → 2026-10-29 · 2 obs
● 2026-08-26 13:55:36
● 2026-10-29 03:05:30
● 2026-10-29 03:05:30
●MXmail.koa.dev2026-08-26 → 2026-10-29 · 2 obs
● 2026-08-26 13:55:36
● 2026-10-29 03:05:30
● 2026-10-29 03:05:30
●A104.21.32.1042026-08-26 → 2026-10-29 · 2 obs
● 2026-08-26 13:55:36
● 2026-10-29 03:05:30
● 2026-10-29 03:05:30
●A172.67.185.1412026-08-26 → 2026-10-29 · 2 obs
● 2026-08-26 13:55:36
● 2026-10-29 03:05:30
● 2026-10-29 03:05:30
●A2606:4700:3032::ac43:b98d2026-08-26 → 2026-10-29 · 2 obs
● 2026-08-26 13:55:36
● 2026-10-29 03:05:30
● 2026-10-29 03:05:30
●A2606:4700:3034::6815:20682026-08-26 → 2026-10-29 · 2 obs
● 2026-08-26 13:55:36
● 2026-10-29 03:05:30
● 2026-10-29 03:05:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| koa.dev | dana.ns.cloudflare.com, wesley.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.246
NS records: dana.ns.cloudflare.com, wesley.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for koa.dev (unsigned zone)
⏱️ Timing
Total: 1004ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.185.141, 104.21.32.104 |
| AAAA | 2 | 2606:4700:3034::6815:2068, 2606:4700:3032::ac43:b98d |
| NS | 2 | dana.ns.cloudflare.com, wesley.ns.cloudflare.com |
| MX | 1 | mail.koa.dev (pri: 10) |
| TXT | 1 | v=spf1 ip4:51.195.109.117 ip6:2001:41d0: |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dana.ns.cloudflare.com dns.cloudflare.co |
Analysis
Hierarchy
mail.koa.dev is delegated beneath koa.dev.
IP Addresses
koa.dev directs to four IP numbers, which are 104.21.32.104, 172.67.185.141, 2606:4700:3032::ac43:b98d and 2606:4700:3034::6815:2068.
Name Servers
DNS delegation for koa.dev points to two name servers: dana.ns.cloudflare.com and wesley.ns.cloudflare.com.
Host names with 6 IP numbers:
wesley.ns.cloudflare.com has IP addresses 108.162.193.246, 172.64.33.246 and 173.245.59.246, plus 3 other.