3917h.com - robtex.com
3917h.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.21.72.207Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.154.250🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | amanda.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a3f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | amanda.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c03f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | amanda.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:203f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | amanda.ns.cloudflare.com | ||||||
| A | 108.162.192.63🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | amanda.ns.cloudflare.com | ||||||
| A | 172.64.32.63🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | amanda.ns.cloudflare.com | ||||||
| A | 173.245.58.63🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | amanda.ns.cloudflare.com | ||||||
| NS | justin.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bbb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | justin.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1bb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | justin.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21bb🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | justin.ns.cloudflare.com | ||||||
| A | 108.162.193.187🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | justin.ns.cloudflare.com | ||||||
| A | 172.64.33.187🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | justin.ns.cloudflare.com | ||||||
| A | 173.245.59.187🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | justin.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.72.207, 172.67.154.250 | ||||||
| SOA | amanda.ns.cloudflare.comdns@cloudflare.com serial=2399369980 | ||||||
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=1774633287 | ||||||
Same first word
3917h.com |
DNS History
7 records (4 active, 3 former)
●NSamanda.ns.cloudflare.com2026-02-27 → 2026-03-27 · 3 obs
● 2026-02-27 04:32:26
● 2026-03-27 17:45:40
●NSjustin.ns.cloudflare.com2026-02-27 → 2026-03-27 · 3 obs
● 2026-02-27 04:32:26
● 2026-03-27 17:45:40
○NSns5.dnsdun.com2018-05-10 → 2018-05-10 · 3 obs
○ 2026-02-27 04:32:26
○ 2026-03-27 17:45:40
○NSns5.dnsdun.net2018-05-10 → 2018-05-10 · 3 obs
○ 2026-02-27 04:32:26
○ 2026-03-27 17:45:40
●A104.21.72.2072026-02-27 → 2026-03-27 · 3 obs
● 2026-02-27 04:32:26
● 2026-03-27 17:45:40
○A122.9.207.1572018-05-10 → 2018-05-10 · 3 obs
○ 2026-02-27 04:32:26
○ 2026-03-27 17:45:40
●A172.67.154.2502026-02-27 → 2026-03-27 · 3 obs
● 2026-02-27 04:32:26
● 2026-03-27 17:45:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net... | - |
| 3917h.com | amanda.ns.cloudflare.com, justin.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.192.63
NS records: amanda.ns.cloudflare.com, justin.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 3917h.com (unsigned zone)
⏱️ Timing
Total: 197ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.154.250, 104.21.72.207 |
| NS | 2 | amanda.ns.cloudflare.com, justin.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | amanda.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (amanda.ns.cloudflare.com, amanda.ns.cloudflare.com, amanda.ns.cloudflare.com...)
Analysis
IP Addresses
3917h.com points to two IP numbers: 104.21.72.207 and 172.67.154.250.
Other host names, for instance www.zvzda.ru, 268238.com, aialigneddates.com, zrtelecom.com and zdcccz.com share IP numbers with 3917h.com.
Name Servers
3917h.com is delegated to two name servers: amanda.ns.cloudflare.com and justin.ns.cloudflare.com.
3917h.com uses the same name server setup as other domains, for instance dmg98888.com, ak3917.com, volvocars-mediamaster.de, dmg877.com and dmg986.com.
3917h.com shares name servers with other domains at least partially, for instance inakiserna.com, cutearn.net, sotonets.com, yangibankinguz.live and cykelxperten-cykler.dk.
these name servers are commonly used together with tosana.ns.cloudflare.com and elaine.ns.cloudflare.com.
Host names with six IP numbers: amanda.ns.cloudflare.com points to 2606:4700:50::adf5:3a3f, 2803:f800:50::6ca2:c03f, 2a06:98c1:50::ac40:203f, 108.162.192.63, 172.64.32.63 and 173.245.58.63; justin.ns.cloudflare.com points to 2606:4700:58::adf5:3bbb, 2803:f800:50::6ca2:c1bb, 2a06:98c1:50::ac40:21bb, 108.162.193.187, 172.64.33.187 and 173.245.59.187.