call-us4u.com - robtex.com
call-us4u.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:85aa🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:5ad🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.5.173Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.133.170🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | autumn.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:2694🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | autumn.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c294🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | autumn.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2294🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | autumn.ns.cloudflare.com | ||||||
| A | 108.162.194.148🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | autumn.ns.cloudflare.com | ||||||
| A | 162.159.38.148Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | autumn.ns.cloudflare.com | ||||||
| A | 172.64.34.148🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | autumn.ns.cloudflare.com | ||||||
| NS | boyd.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b4b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | boyd.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c14b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | boyd.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:214b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | boyd.ns.cloudflare.com | ||||||
| A | 108.162.193.75🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | boyd.ns.cloudflare.com | ||||||
| A | 172.64.33.75🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | boyd.ns.cloudflare.com | ||||||
| A | 173.245.59.75🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | boyd.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.5.173, 172.67.133.170 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:85aa, 2606:4700:3036::6815:5ad | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=161, name=cloudflare-ech.com | ||||||
| SOA | autumn.ns.cloudflare.comdns@cloudflare.com serial=2402792098 | ||||||
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=1777312986 | ||||||
Same first word
call-us4u.com |
DNS History
6 records (6 active, 0 former)
●NSautumn.ns.cloudflare.com2026-04-26 → 2026-04-27 · 2 obs
● 2026-04-27 18:21:42
●NSboyd.ns.cloudflare.com2026-04-26 → 2026-04-27 · 2 obs
● 2026-04-27 18:21:42
●A104.21.5.1732026-04-26 → 2026-04-27 · 2 obs
● 2026-04-27 18:21:42
●A172.67.133.1702026-04-26 → 2026-04-27 · 2 obs
● 2026-04-27 18:21:42
●A2606:4700:3032::ac43:85aa2026-04-26 → 2026-04-27 · 2 obs
● 2026-04-27 18:21:42
●A2606:4700:3036::6815:5ad2026-04-26 → 2026-04-27 · 2 obs
● 2026-04-27 18:21:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| call-us4u.com | boyd.ns.cloudflare.com, autumn.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.194.148
NS records: boyd.ns.cloudflare.com, autumn.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for call-us4u.com (unsigned zone)
⏱️ Timing
Total: 131ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.133.170, 104.21.5.173 |
| AAAA | 2 | 2606:4700:3036::6815:5ad, 2606:4700:3032::ac43:85aa |
| NS | 2 | autumn.ns.cloudflare.com, boyd.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | autumn.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (boyd.ns.cloudflare.com, boyd.ns.cloudflare.com, boyd.ns.cloudflare.com...)
Analysis
IP Addresses
call-us4u.com resolves to four IPs: 2606:4700:3032::ac43:85aa, 2606:4700:3036::6815:5ad, 104.21.5.173 and 172.67.133.170.
Other host names, for instance tronfreeenergy.live, meyerenergie.com, mycitynest.com, teleacwdery.com and teddieg.com share IP numbers with call-us4u.com.
Name Servers
call-us4u.com has two name servers: autumn.ns.cloudflare.com and boyd.ns.cloudflare.com.
call-us4u.com shares the same name server setup as other domains, for example youakemao.com, cnkuobu.com, 62ti.com, clgfxny.com and ms304.com.
call-us4u.com shares some name servers with other domains, for example teiefram.net, mg0697.cc, tmtwnit.com, bestvapecity.com and aspiringsafety.com.au.
These name servers are commonly used with the name servers dahlia.ns.cloudflare.com.
Host names with six IP numbers: autumn.ns.cloudflare.com points to: 2606:4700:50::a29f:2694, 2803:f800:50::6ca2:c294, 2a06:98c1:50::ac40:2294, 108.162.194.148, 162.159.38.148 and 172.64.34.148; boyd.ns.cloudflare.com points to: 2606:4700:58::adf5:3b4b, 2803:f800:50::6ca2:c14b, 2a06:98c1:50::ac40:214b, 108.162.193.75, 172.64.33.75 and 173.245.59.75.