1721f4.com - robtex.com
1721f4.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:3407🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:c0c6🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.52.7Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.192.198🇺🇸 Cloudflare172.67.192.0/20 , 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 | 104.21.52.7, 172.67.192.198 | ||||||
| IPv6 | 2606:4700:3031::6815:3407, 2606:4700:3033::ac43:c0c6 | ||||||
| SOA | adrian.ns.cloudflare.comdns@cloudflare.com serial=2397467051 | ||||||
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 | ||||||
DNS History
6 records (6 active, 0 former)
●NSadrian.ns.cloudflare.com2026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 02:22:28
●NStim.ns.cloudflare.com2026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 02:22:28
●A104.21.52.72026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 02:22:28
●A172.67.192.1982026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 02:22:28
●A2606:4700:3031::6815:34072026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 02:22:28
●A2606:4700:3033::ac43:c0c62026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 02:22:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 1721f4.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 1721f4.com (unsigned zone)
⏱️ Timing
Total: 237ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.52.7, 172.67.192.198 |
| AAAA | 2 | 2606:4700:3033::ac43:c0c6, 2606:4700:3031::6815:3407 |
| 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...)
AI analysis
1721f4.com points to four IP numbers: 2606:4700:3031::6815:3407, 2606:4700:3033::ac43:c0c6, 104.21.52.7 and 172.67.192.198.
Other host names, for instance building-a-house.info, trimunnhanh.net, xsbnsy.com, mybook.web.id and ekologisk-mat.se share IP numbers with 1721f4.com.
Delegation for 1721f4.com rests with two name servers, adrian.ns.cloudflare.com and tim.ns.cloudflare.com.
1721f4.com shares the same name server setup as other domains, including ef8348.com, 7cc255.com, ec9738.com, dc286.com and ujsryea.com.
1721f4.com at least partially shares name servers with other domains, for instance anekdota.gr, boardma.com, blogospherenews.com, hotel-in-catania.com and rosecityantifa.org.
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.