biomasters.org - robtex.com
biomasters.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:40f0🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:8a2b🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.64.240Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.138.43🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | mark.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b82🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mark.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c182🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | mark.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2182🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | mark.ns.cloudflare.com | ||||||
| A | 108.162.193.130🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mark.ns.cloudflare.com | ||||||
| A | 172.64.33.130🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mark.ns.cloudflare.com | ||||||
| A | 173.245.59.130🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mark.ns.cloudflare.com | ||||||
| NS | natasha.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2675🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | natasha.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c275🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | natasha.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2275🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | natasha.ns.cloudflare.com | ||||||
| A | 108.162.194.117🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | natasha.ns.cloudflare.com | ||||||
| A | 162.159.38.117Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | natasha.ns.cloudflare.com | ||||||
| A | 172.64.34.117🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | natasha.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.64.240, 172.67.138.43 | ||||||
| IPv6 hints | 2606:4700:3033::6815:40f0, 2606:4700:3037::ac43:8a2b | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=95, name=cloudflare-ech.com | ||||||
| SOA | mark.ns.cloudflare.comdns@cloudflare.com serial=2398002345 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1776013395 | ||||||
Same first word
biomasters.org |
biomasters.com |
Similar names
sibomaster.com |
biosmaster.com |
borsatimes.com |
estrabismo.com.ve |
estrabismo.es |
baterismos.com |
sambistore.myshopify.com |
estrabismo.eu |
bistromesa.com |
estrabismo.com.br |
DNS History
6 records (6 active, 0 former)
●NSmark.ns.cloudflare.com2026-02-24 → 2026-04-12 · 2 obs
● 2026-04-12 17:41:46
●NSnatasha.ns.cloudflare.com2026-02-24 → 2026-04-12 · 2 obs
● 2026-04-12 17:41:46
●A104.21.64.2402026-02-24 → 2026-04-12 · 2 obs
● 2026-04-12 17:41:46
●A172.67.138.432026-02-24 → 2026-04-12 · 2 obs
● 2026-04-12 17:41:46
●A2606:4700:3033::6815:40f02026-02-24 → 2026-04-12 · 2 obs
● 2026-04-12 17:41:46
●A2606:4700:3037::ac43:8a2b2026-02-24 → 2026-04-12 · 2 obs
● 2026-04-12 17:41:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| biomasters.org | natasha.ns.cloudflare.com, mark.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.38.117
NS records: natasha.ns.cloudflare.com, mark.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for biomasters.org (unsigned zone)
⏱️ Timing
Total: 354ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.138.43, 104.21.64.240 |
| AAAA | 2 | 2606:4700:3033::6815:40f0, 2606:4700:3037::ac43:8a2b |
| NS | 2 | mark.ns.cloudflare.com, natasha.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | mark.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
biomasters.org refers to four IP numbers: 2606:4700:3033::6815:40f0, 2606:4700:3037::ac43:8a2b, 104.21.64.240 and 172.67.138.43.
Other host names, for instance gameb2c.com, vazisesetisinvestments.click, mx01.gamesys.co.uk, mail.lahatkab.go.id and anorcri.com share IP numbers with biomasters.org.
Name Servers
biomasters.org's delegation uses two name servers: mark.ns.cloudflare.com and natasha.ns.cloudflare.com.
biomasters.org uses the same name server setup as other domains, such as derventioexcel.org.uk, biomasters.com, tradeavapro5.com, voicedancer.com and jupiterjak.com.
biomasters.org at least partially shares name servers with other domains, including sihatymag.com, autogeneousmillprice.cn, ra12367.com, 3695603.cn and zodiacid.com.
These name servers are commonly used with princess.ns.cloudflare.com, ganz.ns.cloudflare.com and gerald.ns.cloudflare.com.
Host names with six IP numbers:
mark.ns.cloudflare.com points to 2606:4700:58::adf5:3b82, 2803:f800:50::6ca2:c182, 2a06:98c1:50::ac40:2182, 108.162.193.130, 172.64.33.130 and 173.245.59.130.
natasha.ns.cloudflare.com points to 2606:4700:50::a29f:2675, 2803:f800:50::6ca2:c275, 2a06:98c1:50::ac40:2275, 108.162.194.117, 162.159.38.117 and 172.64.34.117.