21d4.com - robtex.com
21d4.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:aefc🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:1f33🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.31.51Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.174.252🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | adrian.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a39🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | adrian.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c039🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | adrian.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2039🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | adrian.ns.cloudflare.com | ||||||
| A | 108.162.192.57🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | adrian.ns.cloudflare.com | ||||||
| A | 172.64.32.57🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | adrian.ns.cloudflare.com | ||||||
| A | 173.245.58.57🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | adrian.ns.cloudflare.com | ||||||
| NS | tim.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b91🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tim.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c191🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | tim.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2191🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | tim.ns.cloudflare.com | ||||||
| A | 108.162.193.145🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tim.ns.cloudflare.com | ||||||
| A | 172.64.33.145🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tim.ns.cloudflare.com | ||||||
| A | 173.245.59.145🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tim.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.31.51, 172.67.174.252 | ||||||
| IPv6 | 2606:4700:3032::ac43:aefc, 2606:4700:3035::6815:1f33 | ||||||
| SOA | adrian.ns.cloudflare.comdns@cloudflare.com serial=2396084069 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| 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=1771291435 | ||||||
Same first word
21d4.com |
Similar names
d124.org |
2d14.com |
1d24.com |
4d21.com |
d124.ru |
d214.net |
241d.com |
4d12.com |
d142.org |
d142.com |
421d.com |
d124.com |
41d2.com |
2d41.com |
d214.org |
DNS History
6 records (6 active, 0 former)
●NSadrian.ns.cloudflare.com2026-03-04 → 2026-03-09 · 2 obs
● 2026-03-09 10:16:34
●NStim.ns.cloudflare.com2026-03-04 → 2026-03-09 · 2 obs
● 2026-03-09 10:16:34
●A104.21.31.512026-03-04 → 2026-03-09 · 2 obs
● 2026-03-09 10:16:34
●A172.67.174.2522026-03-04 → 2026-03-09 · 2 obs
● 2026-03-09 10:16:34
●A2606:4700:3032::ac43:aefc2026-03-04 → 2026-03-09 · 2 obs
● 2026-03-09 10:16:34
●A2606:4700:3035::6815:1f332026-03-04 → 2026-03-09 · 2 obs
● 2026-03-09 10:16:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| 21d4.com | tim.ns.cloudflare.com, adrian.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server: 108.162.192.57
NS records: tim.ns.cloudflare.com, adrian.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21d4.com (unsigned zone)
⏱️ Timing
Total: 255ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.31.51, 172.67.174.252 |
| AAAA | 2 | 2606:4700:3035::6815:1f33, 2606:4700:3032::ac43:aefc |
| NS | 2 | adrian.ns.cloudflare.com, tim.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | adrian.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (tim.ns.cloudflare.com, tim.ns.cloudflare.com, tim.ns.cloudflare.com...)
Analysis
IP Addresses
21d4.com points to four IP numbers: 2606:4700:3032::ac43:aefc, 2606:4700:3035::6815:1f33, 104.21.31.51 and 172.67.174.252.
Other host names including www.cccombo.com, cibrat.com, scrat-crm.de, anabon.com and stalker-land.ru share IP numbers with 21d4.com.
Name Servers
21d4.com's delegation uses two name servers, adrian.ns.cloudflare.com and tim.ns.cloudflare.com.
21d4.com shares the same name server setup as other domains, for example 8x4v8q.com, 4huty7.com, 4huyy166.com, 9955d8.com and b19a.com.
21d4.com at least partially shares name servers with other domains, including netlytic.org, goldea.io, 8433g.com, alepay.top and thebookee.net.
These name servers are often used together with peyton.ns.cloudflare.com.
Host names with six IP numbers:
adrian.ns.cloudflare.com points to: 2606:4700:50::adf5:3a39, 2803:f800:50::6ca2:c039, 2a06:98c1:50::ac40:2039, 108.162.192.57, 172.64.32.57 and 173.245.58.57.
tim.ns.cloudflare.com points to: 2606:4700:58::adf5:3b91, 2803:f800:50::6ca2:c191, 2a06:98c1:50::ac40:2191, 108.162.193.145, 172.64.33.145 and 173.245.59.145.