codeandbooks.com - robtex.com
codeandbooks.com
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3031::ac43:802dπΊπΈ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:b5πΊπΈ Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.0.181Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.128.45πΊπΈ Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | lennon.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::a29f:2ca5πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lennon.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3a5π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | lennon.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23a5πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | lennon.ns.cloudflare.com | ||||||
| A | 108.162.195.165πΊπΈ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lennon.ns.cloudflare.com | ||||||
| A | 162.159.44.165Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lennon.ns.cloudflare.com | ||||||
| A | 172.64.35.165πΊπΈ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lennon.ns.cloudflare.com | ||||||
| NS | malavika.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26a5πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | malavika.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2a5π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | malavika.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22a5πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | malavika.ns.cloudflare.com | ||||||
| A | 108.162.194.165πΊπΈ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | malavika.ns.cloudflare.com | ||||||
| A | 162.159.38.165Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | malavika.ns.cloudflare.com | ||||||
| A | 172.64.34.165πΊπΈ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | malavika.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.0.181, 172.67.128.45 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:802d, 2606:4700:3035::6815:b5 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=148, name=cloudflare-ech.com | ||||||
| SOA | lennon.ns.cloudflare.comdns@cloudflare.com serial=2411969529 | ||||||
com
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.gtld-servers.net β | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1788471125 | ||||||
Same first word
codeandbooks.com |
Similar names
Previous names
Next names
DNS History
10 records (6 active, 4 former)
βNSlennon.ns.cloudflare.com2026-09-03 β 2026-09-03 Β· 2 obs
β 2026-09-03 21:58:16
βNSmalavika.ns.cloudflare.com2026-09-03 β 2026-09-03 Β· 2 obs
β 2026-09-03 21:58:16
βA104.21.0.1812026-09-03 β 2026-09-03 Β· 3 obs
β 2026-09-03 17:33:22
β 2026-09-03 21:58:16
βA172.67.128.452026-09-03 β 2026-09-03 Β· 3 obs
β 2026-09-03 17:33:22
β 2026-09-03 21:58:16
βA188.114.96.02026-09-03 β 2026-09-03 Β· 3 obs
β 2026-09-03 17:33:22
β 2026-09-03 21:58:16
βA188.114.97.02026-09-03 β 2026-09-03 Β· 3 obs
β 2026-09-03 17:33:22
β 2026-09-03 21:58:16
βA2606:4700:3031::ac43:802d2026-09-03 β 2026-09-03 Β· 3 obs
β 2026-09-03 17:33:22
β 2026-09-03 21:58:16
βA2606:4700:3035::6815:b52026-09-03 β 2026-09-03 Β· 3 obs
β 2026-09-03 17:33:22
β 2026-09-03 21:58:16
βA2a06:98c1:3120::2026-09-03 β 2026-09-03 Β· 3 obs
β 2026-09-03 17:33:22
β 2026-09-03 21:58:16
βA2a06:98c1:3121::2026-09-03 β 2026-09-03 Β· 3 obs
β 2026-09-03 17:33:22
β 2026-09-03 21:58:16
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| codeandbooks.com | malavika.ns.cloudflare.com, lennon.ns.cloudflare.com | 12 records |
β Authoritative Response
Server:108.162.194.165
NS records: malavika.ns.cloudflare.com, lennon.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for codeandbooks.com (unsigned zone)
β±οΈ Timing
Total: 222ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.0.181, 172.67.128.45 |
| AAAA | 2 | 2606:4700:3031::ac43:802d, 2606:4700:3035::6815:b5 |
| NS | 2 | lennon.ns.cloudflare.com, malavika.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | lennon.ns.cloudflare.com dns.cloudflare. |
π Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (malavika.ns.cloudflare.com, malavika.ns.cloudflare.com, malavika.ns.cloudflare.com...)
Analysis
IP Addresses
codeandbooks.com resolves to four IP addresses: 104.21.0.181, 172.67.128.45, 2606:4700:3031::ac43:802d and 2606:4700:3035::6815:b5.
id-help.world, tierarztpraxis-butteron.de, gersk.store plus two other host names have IP numbers in common with codeandbooks.com.
Name Servers
codeandbooks.com is served by two delegated name servers, lennon.ns.cloudflare.com and malavika.ns.cloudflare.com.
The name server configuration of codeandbooks.com is shared with other domains, for instance bxmhc.com, ueuee.com, cf-workers-github-9mz.pages.dev and two others.
codeandbooks.com partially shares its NS delegation with several other domains, including top-engineering-impact.pages.dev, shijebeicctv5zhiboma.com.cn, ahm82827.workers.dev and two others.
These name servers are regularly seen alongside alberto.ns.cloudflare.com and nelly.ns.cloudflare.com as name servers.
Hosts with 6 IP addresses each:
lennon.ns.cloudflare.com carries IP addresses 108.162.195.165, 162.159.44.165 and 172.64.35.165, with 3 other addresses beyond those.
malavika.ns.cloudflare.com carries IP addresses 108.162.194.165, 162.159.38.165 and 172.64.34.165, with 3 other addresses beyond those.