duffspin.io - robtex.com
duffspin.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:cc6d🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:5560🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.85.96Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.204.109🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | coby.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b5c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | coby.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c15c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | coby.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:215c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | coby.ns.cloudflare.com | ||||||
| A | 108.162.193.92🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | coby.ns.cloudflare.com | ||||||
| A | 172.64.33.92🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | coby.ns.cloudflare.com | ||||||
| A | 173.245.59.92🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | coby.ns.cloudflare.com | ||||||
| NS | olga.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a89🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olga.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c089🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | olga.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2089🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | olga.ns.cloudflare.com | ||||||
| A | 108.162.192.137🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olga.ns.cloudflare.com | ||||||
| A | 172.64.32.137🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olga.ns.cloudflare.com | ||||||
| A | 173.245.58.137🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olga.ns.cloudflare.com | ||||||
| TXT | google-site-verification=jDkAruZJOG7eQnIuS33BulM42Eo3_j5x6zI01llE-Mk | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.85.96, 172.67.204.109 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:cc6d, 2606:4700:3035::6815:5560 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=252, name=cloudflare-ech.com | ||||||
| SOA | coby.ns.cloudflare.comdns@cloudflare.com serial=2405915030 | ||||||
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1782552141 | ||||||
Same first word
DNS History
6 records (6 active, 0 former)
●NScoby.ns.cloudflare.com2026-06-14 → 2026-06-27 · 2 obs
● 2026-06-27 09:46:50
●NSolga.ns.cloudflare.com2026-06-14 → 2026-06-27 · 2 obs
● 2026-06-27 09:46:50
●A104.21.85.962026-06-14 → 2026-06-27 · 2 obs
● 2026-06-27 09:46:50
●A172.67.204.1092026-06-14 → 2026-06-27 · 2 obs
● 2026-06-27 09:46:50
●A2606:4700:3033::ac43:cc6d2026-06-14 → 2026-06-27 · 2 obs
● 2026-06-27 09:46:50
●A2606:4700:3035::6815:55602026-06-14 → 2026-06-27 · 2 obs
● 2026-06-27 09:46:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | b0.nic.io, a2.nic.io, a0.nic.io, c0.nic.io | - |
| duffspin.io | olga.ns.cloudflare.com, coby.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.92
NS records: olga.ns.cloudflare.com, coby.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duffspin.io (unsigned zone)
⏱️ Timing
Total: 1384ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.204.109, 104.21.85.96 |
| AAAA | 2 | 2606:4700:3035::6815:5560, 2606:4700:3033::ac43:cc6d |
| NS | 2 | coby.ns.cloudflare.com, olga.ns.cloudflare.com |
| TXT | 1 | google-site-verification=jDkAruZJOG7eQnI |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | coby.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
duffspin.io has four IP addresses: 104.21.85.96, 172.67.204.109, 2606:4700:3033::ac43:cc6d and 2606:4700:3035::6815:5560.
fayettevillepoolservice.com, ns2.weedcenter.org, internetmarketinggreece.com and two other host names share IP numbers with duffspin.io.
Name Servers
duffspin.io is delegated to two name servers: coby.ns.cloudflare.com and olga.ns.cloudflare.com.
duffspin.io uses the same name servers as several other domains — among them vulcan-casino.top, huyhaisan.com, realplans.com and two more.
duffspin.io has at least partial name server overlap with other domains, such as metavistraeonex.sbs, chantecaille.com, andersonmaguire.co.uk and two others.
It is common to find these name servers paired with the name servers nelci.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
coby.ns.cloudflare.com resolves to 108.162.193.92, 172.64.33.92, 173.245.59.92 and 3 other IP addresses.
olga.ns.cloudflare.com resolves to 108.162.192.137, 172.64.32.137, 173.245.58.137 and 3 other IP addresses.