gateway.letsbook.com.br - robtex.com
gateway.letsbook.com.br
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3108::ac42:28afπΊπΈ Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3108::ac42:2b51πΊπΈ Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.66.40.175πΊπΈ Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.66.43.81πΊπΈ Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| HTTPS | HTTP/2 β hints match | ||||||
| IPv4 | 172.66.40.175, 172.66.43.81 | ||||||
| IPv6 | 2606:4700:3108::ac42:28af, 2606:4700:3108::ac42:2b51 | ||||||
letsbook.com.br
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3108::ac42:28afπΊπΈ Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3108::ac42:2b51πΊπΈ Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.66.40.175πΊπΈ Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.66.43.81πΊπΈ Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | duke.ns.cloudflare.com β | ||||||
| NS | venus.ns.cloudflare.com | ||||||
| MX | aspmx.l.google.com β | ||||||
| MX | alt1.aspmx.l.google.com(5) | ||||||
| MX | alt2.aspmx.l.google.com(5) | ||||||
| MX | aspmx2.googlemail.com(10) | ||||||
| MX | aspmx3.googlemail.com(10) | ||||||
| TXT | v=spf1 include:_spf.pmweb.com.br include:_spf.google.com include:emsd1.com ~all | ||||||
| HTTPS | HTTP/2 β hints match | ||||||
| IPv4 | 172.66.40.175, 172.66.43.81 | ||||||
| IPv6 | 2606:4700:3108::ac42:28af, 2606:4700:3108::ac42:2b51 | ||||||
| SOA | duke.ns.cloudflare.comdns@cloudflare.com serial=2399488525 | ||||||
rank #4312 in the tld
π Tranco rank: #289,621
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
βA172.66.40.1752026-03-20 β 2026-03-20 Β· 2 obs
β 2026-03-20 22:03:18
β 2026-03-20 22:03:20
β 2026-03-20 22:03:20
βA172.66.43.812026-03-20 β 2026-03-20 Β· 2 obs
β 2026-03-20 22:03:18
β 2026-03-20 22:03:20
β 2026-03-20 22:03:20
βA2606:4700:3108::ac42:28af2026-03-20 β 2026-03-20 Β· 2 obs
β 2026-03-20 22:03:18
β 2026-03-20 22:03:20
β 2026-03-20 22:03:20
βA2606:4700:3108::ac42:2b512026-03-20 β 2026-03-20 Β· 2 obs
β 2026-03-20 22:03:18
β 2026-03-20 22:03:20
β 2026-03-20 22:03:20
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | a.dns.br, b.dns.br, c.dns.br, d.dns.br... | - |
| letsbook.com.br | duke.ns.cloudflare.com, venus.ns.cloudflare.com | - |
β Authoritative Response
Server: 172.64.33.110
NS records: duke.ns.cloudflare.com, venus.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for letsbook.com.br (unsigned zone)
β±οΈ Timing
Total: 1614ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.66.40.175, 172.66.43.81 |
| AAAA | 2 | 2606:4700:3108::ac42:2b51, 2606:4700:3108::ac42:28af |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2"] |
Analysis
IP Addresses
gateway.letsbook.com.br points to four IP numbers: 2606:4700:3108::ac42:28af, 2606:4700:3108::ac42:2b51, 172.66.40.175 and 172.66.43.81.
Other host names, for instance crmservices.com.br, pwf.com, bonanza88asli28.org, www.metropr.net and www.stephenwilkes.com share IP numbers with gateway.letsbook.com.br.