sin88b.co.com - robtex.com
sin88b.co.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:48f2🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:9bea🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.72.242Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.155.234🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | kurt.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bc1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1c1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21c1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 108.162.193.193🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 172.64.33.193🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 173.245.59.193🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| NS | luciana.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2683🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | luciana.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c283🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | luciana.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2283🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | luciana.ns.cloudflare.com | ||||||
| A | 108.162.194.131🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | luciana.ns.cloudflare.com | ||||||
| A | 162.159.38.131Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | luciana.ns.cloudflare.com | ||||||
| A | 172.64.34.131🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | luciana.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.72.242, 172.67.155.234 | ||||||
| IPv6 hints | 2606:4700:3031::6815:48f2, 2606:4700:3036::ac43:9bea | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=136, name=cloudflare-ech.com | ||||||
| SOA | kurt.ns.cloudflare.comdns@cloudflare.com serial=2397945370 | ||||||
co.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 169.60.151.232🇺🇸 SOFTLAYER169.60.128.0/18 -dal13 | ||||||
| NS | ns0.nic.co.com ⭐ | ||||||
| NS | ns1.nic.co.com | ||||||
| NS | ns2.nic.co.com | ||||||
| NS | ns3.nic.co.com | ||||||
| NS | ns4.nic.co.com | ||||||
| MX | mx.spamexperts.com ⭐ | ||||||
| MX | fallbackmx.spamexperts.eu(20) | ||||||
| MX | lastmx.spamexperts.net(30) | ||||||
| TXT | v=spf1 mx ip4:169.60.151.232 ip4:184.172.61.109 ip4:169.60.163.139 ip4:169.60... | ||||||
| TXT | google-site-verification=7OcubotXUUSYYCSil8JjPJ_2uxorUHKIpmbUGsV_caA | ||||||
| SOA | ns0.nic.co.comhostmaster@co.com serial=2014407949 | ||||||
rank #338 in the tld
this domain is a registered domain name that could be used to host a website, point to services, or represent a business identity. The specific owner, content, and use of co.com can vary over time and may be controlled by a registrar or a rights holder.📈 Tranco rank: #2,583
Same first word
sin88b.co.com |
DNS History
6 records (6 active, 0 former)
●NSkurt.ns.cloudflare.com2026-02-24 → 2026-04-03 · 2 obs
● 2026-04-03 07:09:44
●NSluciana.ns.cloudflare.com2026-02-24 → 2026-04-03 · 2 obs
● 2026-04-03 07:09:44
●A104.21.72.2422026-02-24 → 2026-04-03 · 2 obs
● 2026-04-03 07:09:44
●A172.67.155.2342026-02-24 → 2026-04-03 · 2 obs
● 2026-04-03 07:09:44
●A2606:4700:3031::6815:48f22026-02-24 → 2026-04-03 · 2 obs
● 2026-04-03 07:09:44
●A2606:4700:3036::ac43:9bea2026-02-24 → 2026-04-03 · 2 obs
● 2026-04-03 07:09:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net... | - |
| co.com | ns1.nic.co.com, ns2.nic.co.com, ns3.nic.co.com, ns4.nic.co.com | 8 records |
| sin88b.co.com | kurt.ns.cloudflare.com, luciana.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.193
NS records: kurt.ns.cloudflare.com, luciana.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sin88b.co.com (unsigned zone)
⏱️ Timing
Total: 454ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.72.242, 172.67.155.234 |
| AAAA | 2 | 2606:4700:3031::6815:48f2, 2606:4700:3036::ac43:9bea |
| NS | 2 | kurt.ns.cloudflare.com, luciana.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | kurt.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (ns1.nic.co.com, ns1.nic.co.com, ns2.nic.co.com...)
Analysis
IP Addresses
sin88b.co.com maps to four IP numbers: 2606:4700:3031::6815:48f2, 2606:4700:3036::ac43:9bea, 104.21.72.242 and 172.67.155.234.
other host names include rkflife.pe, newit.com.br, www.techno-smart.ru, capecodmoms.com and wesleytsai.io; they share IP numbers with sin88b.co.com.
Name Servers
Two name servers kurt.ns.cloudflare.com and luciana.ns.cloudflare.com handle the delegation for sin88b.co.com.
sin88b.co.com shares the same name server setup as other domains, for instance vaobong88.co.com, safeguard.in.net, keobongda.com.mx, juanitacatano.com.co and offerbox.ru.com.
sin88b.co.com at least partially shares name servers with other domains, for instance unitraprimepartnersinc.click, eccooo.com, abecdeca.org.br, energyinstitution.org and vig.network.
These name servers are commonly used with sean.ns.cloudflare.com and trevor.ns.cloudflare.com.
Six IP addresses per host:
kurt.ns.cloudflare.com points to 2606:4700:58::adf5:3bc1, 2803:f800:50::6ca2:c1c1, 2a06:98c1:50::ac40:21c1, 108.162.193.193, 172.64.33.193 and 173.245.59.193; luciana.ns.cloudflare.com points to 2606:4700:50::a29f:2683, 2803:f800:50::6ca2:c283, 2a06:98c1:50::ac40:2283, 108.162.194.131, 162.159.38.131 and 172.64.34.131