letcode.io - dns.ninja
letcode.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::6815:1c1e🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:aa37🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.28.30Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.170.55🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | bjorn.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c62🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bjorn.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c362🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | bjorn.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2362🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | bjorn.ns.cloudflare.com | ||||||
| A | 108.162.195.98🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bjorn.ns.cloudflare.com | ||||||
| A | 162.159.44.98Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bjorn.ns.cloudflare.com | ||||||
| A | 172.64.35.98🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bjorn.ns.cloudflare.com | ||||||
| NS | erin.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a71🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | erin.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c071🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | erin.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2071🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | erin.ns.cloudflare.com | ||||||
| A | 108.162.192.113🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | erin.ns.cloudflare.com | ||||||
| A | 172.64.32.113🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | erin.ns.cloudflare.com | ||||||
| A | 173.245.58.113🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | erin.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.28.30, 172.67.170.55 | ||||||
| IPv6 hints | 2606:4700:3035::6815:1c1e, 2606:4700:3037::ac43:aa37 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=183, name=cloudflare-ech.com | ||||||
| SOA | bjorn.ns.cloudflare.comdns@cloudflare.com serial=2411585077 | ||||||
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=1787705623 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
6 records (6 active, 0 former)
●NSbjorn.ns.cloudflare.com2026-08-24 → 2026-08-26 · 2 obs
● 2026-08-26 00:59:32
●NSerin.ns.cloudflare.com2026-08-24 → 2026-08-26 · 2 obs
● 2026-08-26 00:59:32
●A104.21.28.302026-08-24 → 2026-08-26 · 2 obs
● 2026-08-26 00:59:32
●A172.67.170.552026-08-24 → 2026-08-26 · 2 obs
● 2026-08-26 00:59:32
●A2606:4700:3035::6815:1c1e2026-08-24 → 2026-08-26 · 2 obs
● 2026-08-26 00:59:32
●A2606:4700:3037::ac43:aa372026-08-24 → 2026-08-26 · 2 obs
● 2026-08-26 00:59:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io | - |
| letcode.io | bjorn.ns.cloudflare.com, erin.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.113
NS records: bjorn.ns.cloudflare.com, erin.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for letcode.io (unsigned zone)
⏱️ Timing
Total: 489ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.170.55, 104.21.28.30 |
| AAAA | 2 | 2606:4700:3037::ac43:aa37, 2606:4700:3035::6815:1c1e |
| NS | 2 | bjorn.ns.cloudflare.com, erin.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | bjorn.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
letcode.io directs to four IP numbers, which are 104.21.28.30, 172.67.170.55, 2606:4700:3035::6815:1c1e and 2606:4700:3037::ac43:aa37.
dq79k.xyz, fluidxl.com, www.cruzbroker.fi plus two other host names have IP numbers in common with letcode.io.
Name Servers
letcode.io is served by two delegated name servers, bjorn.ns.cloudflare.com and erin.ns.cloudflare.com.
The name server configuration of letcode.io is shared with other domains, for instance hbmf.co.uk, tikanoviwulanintan.workers.dev, turpin-distribution.com and two others.
At least some of letcode.io's name servers are shared with other domains, for example doodler.forum, chryssafidis.net, a3rsmh.beauty and two more.
These name servers tend to be deployed in combination with the name servers ivan.ns.cloudflare.com and houston.ns.cloudflare.com.
Hosts with 6 IP addresses each:
bjorn.ns.cloudflare.com carries IP addresses 108.162.195.98, 162.159.44.98 and 172.64.35.98, with 3 other addresses beyond those.
erin.ns.cloudflare.com carries IP addresses 108.162.192.113, 172.64.32.113 and 173.245.58.113, with 3 other addresses beyond those.