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 | ||||||
Similar names
d124.org |
2d14.com |
1d24.com |
4d21.com |
d124.ru |
d214.net |
241d.com |
4d12.com |
d142.org |
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DNS History
6 records (6 active, 0 former)
●NSadrian.ns.cloudflare.com2026-03-04 → 2026-03-04 · 2 obs
● 2026-03-04 16:18:38
●NStim.ns.cloudflare.com2026-03-04 → 2026-03-04 · 2 obs
● 2026-03-04 16:18:38
●A104.21.31.512026-03-04 → 2026-03-04 · 2 obs
● 2026-03-04 16:18:38
●A172.67.174.2522026-03-04 → 2026-03-04 · 2 obs
● 2026-03-04 16:18:38
●A2606:4700:3032::ac43:aefc2026-03-04 → 2026-03-04 · 2 obs
● 2026-03-04 16:18:38
●A2606:4700:3035::6815:1f332026-03-04 → 2026-03-04 · 2 obs
● 2026-03-04 16:18:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net, b.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: 1181ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.174.252, 104.21.31.51 |
| AAAA | 2 | 2606:4700:3032::ac43:aefc, 2606:4700:3035::6815:1f33 |
| 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 maps 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, for instance www.cccombo.com, cibrat.com, scrat-crm.de, anabon.com and stalker-land.ru share IP numbers with 21d4.com.
Name Servers
Two name servers adrian.ns.cloudflare.com and tim.ns.cloudflare.com are delegated to 21d4.com.
21d4.com uses the same name server configuration as other domains, such as 8x4v8q.com, 4huty7.com, 4huyy166.com, 9955d8.com and b19a.com.
21d4.com at least partially shares name servers with other domains such as netlytic.org, goldea.io, 8433g.com, alepay.top and thebookee.net.
these name servers are commonly used with the name servers peyton.ns.cloudflare.com.
Host names with six IP numbers: Host name 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; host name 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.