lk21.foo - robtex.com
lk21.foo
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:3ff4🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:ad5f🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.63.244Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.173.95🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | anna.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a66🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | anna.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c066🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | anna.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2066🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | anna.ns.cloudflare.com | ||||||
| A | 108.162.192.102🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | anna.ns.cloudflare.com | ||||||
| A | 172.64.32.102🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | anna.ns.cloudflare.com | ||||||
| A | 173.245.58.102🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | anna.ns.cloudflare.com | ||||||
| NS | matias.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c49🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | matias.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c349🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | matias.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2349🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | matias.ns.cloudflare.com | ||||||
| A | 108.162.195.73🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | matias.ns.cloudflare.com | ||||||
| A | 162.159.44.73Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | matias.ns.cloudflare.com | ||||||
| A | 172.64.35.73🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | matias.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.63.244, 172.67.173.95 | ||||||
| IPv6 hints | 2606:4700:3031::6815:3ff4, 2606:4700:3037::ac43:ad5f | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=145, name=cloudflare-ech.com | ||||||
| SOA | anna.ns.cloudflare.comdns@cloudflare.com serial=2401209671 | ||||||
foo
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSanna.ns.cloudflare.com2026-04-09 → 2026-04-15 · 2 obs
● 2026-04-15 08:22:16
●NSmatias.ns.cloudflare.com2026-04-09 → 2026-04-15 · 2 obs
● 2026-04-15 08:22:16
●A104.21.63.2442026-04-09 → 2026-04-15 · 2 obs
● 2026-04-15 08:22:16
●A172.67.173.952026-04-09 → 2026-04-15 · 2 obs
● 2026-04-15 08:22:16
●A2606:4700:3031::6815:3ff42026-04-09 → 2026-04-15 · 2 obs
● 2026-04-15 08:22:16
●A2606:4700:3037::ac43:ad5f2026-04-09 → 2026-04-15 · 2 obs
● 2026-04-15 08:22:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| foo | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | 10 records |
| lk21.foo | matias.ns.cloudflare.com, anna.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.35.73
NS records: matias.ns.cloudflare.com, anna.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lk21.foo (unsigned zone)
⏱️ Timing
Total: 556ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.173.95, 104.21.63.244 |
| AAAA | 2 | 2606:4700:3037::ac43:ad5f, 2606:4700:3031::6815:3ff4 |
| NS | 2 | anna.ns.cloudflare.com, matias.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | anna.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)
Analysis
IP Addresses
lk21.foo points to four IP numbers: 2606:4700:3031::6815:3ff4, 2606:4700:3037::ac43:ad5f, 104.21.63.244 and 172.67.173.95.
Other host names, for instance historicales.com, flowultranetwork.click, 958594.com, tracyphillips.shop and allcalculator.ru share IP numbers with lk21.foo.
Name Servers
lk21.foo's delegation is to two name servers anna.ns.cloudflare.com and matias.ns.cloudflare.com.
lk21.foo shares the same name server configuration as other domains, such as ancientcivilizations.org, kotakfilm.com, earlynightout.com, carpoolfree.com and hotparks.com.
lk21.foo at least partially shares its name servers with other domains, for instance xfchalk.com, woodburning.org, tfmr.net.cn, protecta.kiev.ua and millenniumksiegowosc.pl.
These name servers are commonly used alongside carla.ns.cloudflare.com and thea.ns.cloudflare.com.
Host names with six IP numbers:
anna.ns.cloudflare.com points to: 2606:4700:50::adf5:3a66, 2803:f800:50::6ca2:c066, 2a06:98c1:50::ac40:2066, 108.162.192.102, 172.64.32.102 and 173.245.58.102.
matias.ns.cloudflare.com points to: 2606:4700:58::a29f:2c49, 2803:f800:50::6ca2:c349, 2a06:98c1:50::ac40:2349, 108.162.195.73, 162.159.44.73 and 172.64.35.73.