claude-code-tutorial.com - dns.ninja

claude-code-tutorial.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:556d🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3030::ac43:cca2🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.85.109Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.204.162🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbarbara.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3af8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
A2803:f800:50::6ca2:c0f8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbarbara.ns.cloudflare.com
A2a06:98c1:50::ac40:20f8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbarbara.ns.cloudflare.com
A108.162.192.248🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
A172.64.32.248🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
A173.245.58.248🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
NScory.ns.cloudflare.com
A2606:4700:58::adf5:3b5d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcory.ns.cloudflare.com
A2803:f800:50::6ca2:c15d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcory.ns.cloudflare.com
A2a06:98c1:50::ac40:215d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcory.ns.cloudflare.com
A108.162.193.93🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcory.ns.cloudflare.com
A172.64.33.93🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcory.ns.cloudflare.com
A173.245.59.93🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcory.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.85.109, 172.67.204.162
IPv6 hints2606:4700:3030::6815:556d, 2606:4700:3030::ac43:cca2
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=103, name=cloudflare-ech.com
SOAbarbara.ns.cloudflare.comdns@cloudflare.com serial=2406704169

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1782764791

Same first word

claude-code-tutorial.com

DNS History

8 records (6 active, 2 former)

NSbarbara.ns.cloudflare.comcory.ns.cloudflare.comA104.21.85.109172.67.204.1622606:4700:3030::6815:556d2606:4700:3030::ac43:cca22606:4700:3035::6815:556d2606:4700:3035::ac43:cca2
●NSbarbara.ns.cloudflare.com2026-04-04 → 2026-06-29 · 2 obs
● 2026-04-04 07:34:40
● 2026-06-29 20:41:36
●NScory.ns.cloudflare.com2026-04-04 → 2026-06-29 · 2 obs
● 2026-04-04 07:34:40
● 2026-06-29 20:41:36
●A104.21.85.1092026-04-04 → 2026-06-29 · 2 obs
● 2026-04-04 07:34:40
● 2026-06-29 20:41:36
●A172.67.204.1622026-04-04 → 2026-06-29 · 2 obs
● 2026-04-04 07:34:40
● 2026-06-29 20:41:36
●A2606:4700:3030::6815:556d2026-06-29 → 2026-06-29 · 3 obs
○ 2026-04-04 07:34:40
● 2026-06-29 15:39:00
● 2026-06-29 20:41:36
●A2606:4700:3030::ac43:cca22026-06-29 → 2026-06-29 · 3 obs
○ 2026-04-04 07:34:40
● 2026-06-29 15:39:00
● 2026-06-29 20:41:36
○A2606:4700:3035::6815:556d2026-04-04 → 2026-04-04 · 3 obs
● 2026-04-04 07:34:40
○ 2026-06-29 15:39:00
○ 2026-06-29 20:41:36
○A2606:4700:3035::ac43:cca22026-04-04 → 2026-04-04 · 3 obs
● 2026-04-04 07:34:40
○ 2026-06-29 15:39:00
○ 2026-06-29 20:41:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, c.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net...-
claude-code-tutorial.comcory.ns.cloudflare.com, barbara.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.93

NS records: cory.ns.cloudflare.com, barbara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for claude-code-tutorial.com (unsigned zone)

⏱️ Timing

Total: 212ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.85.109, 172.67.204.162
AAAA22606:4700:3030::6815:556d, 2606:4700:3030::ac43:cca2
NS2barbara.ns.cloudflare.com, cory.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1barbara.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (cory.ns.cloudflare.com, cory.ns.cloudflare.com, cory.ns.cloudflare.com...)

Analysis

IP Addresses

claude-code-tutorial.com points to the four IP addresses 104.21.85.109, 172.67.204.162, 2606:4700:3030::6815:556d and 2606:4700:3030::ac43:cca2.

simplesolution.mk, herringmd.com, highrisefinancial.com and two other host names share IP numbers with claude-code-tutorial.com.

Name Servers

claude-code-tutorial.com is delegated to two name servers: barbara.ns.cloudflare.com and cory.ns.cloudflare.com.

claude-code-tutorial.com uses the same name servers as several other domains — among them thefamily(0x736578)tube.com, petsupply-world.com, cctq.ai and two more.

There is at least partial name server overlap between claude-code-tutorial.com and other domains — elburnlions.com, eleven.org, ppsfs.com.hk and two more among them.

The name servers rodney.ns.cloudflare.com, trevor.ns.cloudflare.com and quinton.ns.cloudflare.com are often found in combination with these name servers.

Hostnames that resolve to 6 IP addresses:

barbara.ns.cloudflare.com resolves to 108.162.192.248, 172.64.32.248, 173.245.58.248 and 3 other IP addresses.

cory.ns.cloudflare.com resolves to 108.162.193.93, 172.64.33.93, 173.245.59.93 and 3 other IP addresses.