a21.online - robtex.com
a21.online
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.195.241.232🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | reese.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c75🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | reese.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c375🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | reese.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2375🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | reese.ns.cloudflare.com | ||||||
| A | 108.162.195.117🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | reese.ns.cloudflare.com | ||||||
| A | 162.159.44.117Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | reese.ns.cloudflare.com | ||||||
| A | 172.64.35.117🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | reese.ns.cloudflare.com | ||||||
| NS | violet.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3aed🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | violet.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0ed🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | violet.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20ed🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | violet.ns.cloudflare.com | ||||||
| A | 108.162.192.237🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.32.237🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 173.245.58.237🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| TXT | 939616311d97b34e028458fb6a06ff07d76b1ed6 | ||||||
| TXT | afternic-verification-7ZS7HHZ8mMXPbzcs3ACPR8 | ||||||
| SOA | reese.ns.cloudflare.comdns@cloudflare.com serial=2410533063 | ||||||
online
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1785173011 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSreese.ns.cloudflare.com2026-07-26 → 2026-07-27 · 2 obs
● 2026-07-27 17:40:40
●NSviolet.ns.cloudflare.com2026-07-26 → 2026-07-27 · 2 obs
● 2026-07-27 17:40:40
●A91.195.241.2322026-07-26 → 2026-07-27 · 2 obs
● 2026-07-27 17:40:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| online | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | 8 records |
| a21.online | reese.ns.cloudflare.com, violet.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.117
NS records: reese.ns.cloudflare.com, violet.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a21.online (unsigned zone)
⏱️ Timing
Total: 387ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.195.241.232 |
| NS | 2 | reese.ns.cloudflare.com, violet.ns.cloudflare.com |
| TXT | 2 | 939616311d97b34e028458fb6a06ff07d76b1ed6, afternic-verification-7ZS7HHZ8mMXPbzcs3A |
| SOA | 1 | reese.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.com, ns01.trs-dns.net...)
Analysis
IP Addresses
a21.online points to a single IP number: 91.195.241.232.
Additional host names — mail.sportlabs.eu, m9.vpsadmin.de, wedrive.eu and two others — share IP numbers with a21.online.
Name Servers
a21.online uses two name servers for its delegation: reese.ns.cloudflare.com and violet.ns.cloudflare.com.
a21.online shares its name server setup with other domains, including myvision.online, boomboom.online, eseller.online and two others.
At least some of a21.online's name servers are shared with other domains, for example top5agent.com, lexseguros.com.br, property365.com.my and two more.
These name servers tend to be used in conjunction with the name servers ace.ns.cloudflare.com.
Host names with 6 IP numbers:
Hostname reese.ns.cloudflare.com directs to 108.162.195.117, 162.159.44.117 and 172.64.35.117 along with 3 other IP addresses.
Hostname violet.ns.cloudflare.com directs to 108.162.192.237, 172.64.32.237 and 173.245.58.237 along with 3 other IP addresses.