algorithmvisualizer.cc - dns.ninja

πŸ›‘οΈDomain Reputation CheckBlocklist, phishing & malware statusβ†’

algorithmvisualizer.cc

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:95e8πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3034::6815:49d7πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.73.215Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.149.232πŸ‡ΊπŸ‡Έ Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSjosephine.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2640πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjosephine.ns.cloudflare.com
A2803:f800:50::6ca2:c240πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjosephine.ns.cloudflare.com
A2a06:98c1:50::ac40:2240πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRjosephine.ns.cloudflare.com
A108.162.194.64πŸ‡ΊπŸ‡Έ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjosephine.ns.cloudflare.com
A162.159.38.64Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjosephine.ns.cloudflare.com
A172.64.34.64πŸ‡ΊπŸ‡Έ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjosephine.ns.cloudflare.com
NSkellen.ns.cloudflare.com
A2606:4700:58::a29f:2ca0πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkellen.ns.cloudflare.com
A2803:f800:50::6ca2:c3a0πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkellen.ns.cloudflare.com
A2a06:98c1:50::ac40:23a0πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRkellen.ns.cloudflare.com
A108.162.195.160πŸ‡ΊπŸ‡Έ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkellen.ns.cloudflare.com
A162.159.44.160Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkellen.ns.cloudflare.com
A172.64.35.160πŸ‡ΊπŸ‡Έ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkellen.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.73.215, 172.67.149.232
IPv6 hints2606:4700:3033::ac43:95e8, 2606:4700:3034::6815:49d7
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=249, name=cloudflare-ech.com
SOAjosephine.ns.cloudflare.comdns@cloudflare.com serial=2419567422

cc

DNSSEC⚠️ Not signed
NSac1.nstld.com ⭐
NSac2.nstld.com
NSac3.nstld.com
NSac4.nstld.com
SOAac1.nstld.cominfo@verisign-grs.com serial=1794307810
⚠️ On DNS blocklist: spam-tlds

Same first word

Previous names

Next names

DNS History

6 records (6 active, 0 former)

NSjosephine.ns.cloudflare.comkellen.ns.cloudflare.comA104.21.73.215172.67.149.2322606:4700:3033::ac43:95e82606:4700:3034::6815:49d7
●NSjosephine.ns.cloudflare.com2026-09-13 β†’ 2026-11-10 Β· 2 obs
● 2026-09-13 10:31:38
● 2026-11-10 11:06:36
●NSkellen.ns.cloudflare.com2026-09-13 β†’ 2026-11-10 Β· 2 obs
● 2026-09-13 10:31:38
● 2026-11-10 11:06:36
●A104.21.73.2152026-09-13 β†’ 2026-11-10 Β· 2 obs
● 2026-09-13 10:31:38
● 2026-11-10 11:06:36
●A172.67.149.2322026-09-13 β†’ 2026-11-10 Β· 2 obs
● 2026-09-13 10:31:38
● 2026-11-10 11:06:36
●A2606:4700:3033::ac43:95e82026-09-13 β†’ 2026-11-10 Β· 2 obs
● 2026-09-13 10:31:38
● 2026-11-10 11:06:36
●A2606:4700:3034::6815:49d72026-09-13 β†’ 2026-11-10 Β· 2 obs
● 2026-09-13 10:31:38
● 2026-11-10 11:06:36

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
ccac1.nstld.com, ac3.nstld.com, ac2.nstld.com, ac4.nstld.com-
algorithmvisualizer.cckellen.ns.cloudflare.com, josephine.ns.cloudflare.com-

βœ… Authoritative Response

Server:172.64.34.64

NS records: kellen.ns.cloudflare.com, josephine.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for algorithmvisualizer.cc (unsigned zone)

⏱️ Timing

Total: 1250ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2104.21.73.215, 172.67.149.232
AAAA22606:4700:3033::ac43:95e8, 2606:4700:3034::6815:49d7
NS2josephine.ns.cloudflare.com, kellen.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1josephine.ns.cloudflare.com dns.cloudfla

Analysis

IP Addresses

algorithmvisualizer.cc points to the four IP addresses 104.21.73.215, 172.67.149.232, 2606:4700:3033::ac43:95e8 and 2606:4700:3034::6815:49d7.

Two other host names, along with 18.142.97.202.adsl-pool.sx.cn, 13.52.30.121.adsl-pool.sx.cn and 235.139.189.183.adsl-pool.sx.cn, also share IP numbers with algorithmvisualizer.cc.

Name Servers

Two name servers handle the delegation for algorithmvisualizer.cc: josephine.ns.cloudflare.com and kellen.ns.cloudflare.com.

algorithmvisualizer.cc shares its NS records with other domains, for example p2-01.pages.dev, topextra6089529.pages.dev, tool-yard.pages.dev and two others.

The name servers of algorithmvisualizer.cc overlap at least partially with those of other domains β€” among them gand.uk, shops-egs.pages.dev, woaxn2yn.com and two more.

These name servers commonly appear alongside the name servers poppy.ns.cloudflare.com and nia.ns.cloudflare.com.

DNS names with 6 IP addresses:

josephine.ns.cloudflare.com resolves to 108.162.194.64, 162.159.38.64 and 172.64.34.64 among others, with 3 other IP addresses in total.

kellen.ns.cloudflare.com resolves to 108.162.195.160, 162.159.44.160 and 172.64.35.160 among others, with 3 other IP addresses in total.