istarc.org - robtex.com
istarc.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 135.181.134.243🇫🇮 Hetzner135.181.0.0/16 HETZNER-DC | ||||||
| PTR | ultra.whitecyber.net | ||||||
| NS | ns1.btmaxhost.net ⭐ | ||||||
| A | 135.181.134.243🇫🇮 Hetzner135.181.0.0/16 HETZNER-DC | ||||||
| PTR | ultra.whitecyber.net | ||||||
| NS | ns2.btmaxhost.net | ||||||
| A | 135.181.134.243🇫🇮 Hetzner135.181.0.0/16 HETZNER-DC | ||||||
| PTR | ultra.whitecyber.net | ||||||
| MX | istarc.org ⭐ | ||||||
| A | 135.181.134.243🇫🇮 Hetzner135.181.0.0/16 HETZNER-DC | ||||||
| PTR | ultra.whitecyber.net | ||||||
| TXT | v=spf1 ip4:135.181.134.243 ip4:54.36.110.4 +a +mx +ip4:54.36.110.4 ~all | ||||||
| SOA | ns1.btmaxhost.netbtmaxhost@gmail.com 2026-07-31 #1 | ||||||
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=1786930527 | ||||||
MX for
istarc.org |
Same first word
istarc.org |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.btmaxhost.net2026-08-02 → 2026-08-17 · 2 obs
● 2026-08-17 01:55:18
●NSns2.btmaxhost.net2026-08-02 → 2026-08-17 · 2 obs
● 2026-08-17 01:55:18
●MXistarc.org2026-08-02 → 2026-08-17 · 2 obs
● 2026-08-17 01:55:18
●A135.181.134.2432026-08-02 → 2026-08-17 · 2 obs
● 2026-08-17 01:55:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| istarc.org | ns2.btmaxhost.net, ns1.btmaxhost.net | - |
✅ Authoritative Response
Server:135.181.134.243
NS records: ns2.btmaxhost.net, ns1.btmaxhost.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for istarc.org (unsigned zone)
⏱️ Timing
Total: 1625ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 135.181.134.243 |
| NS | 2 | ns2.btmaxhost.net, ns1.btmaxhost.net |
| MX | 1 | istarc.org (pri: 0) |
| TXT | 1 | v=spf1 ip4:135.181.134.243 ip4:54.36.110 |
| SOA | 1 | ns1.btmaxhost.net btmaxhost.gmail.com |
Analysis
Mail Server Role
istarc.org acts as its own mail server.
IP Addresses
istarc.org points to a single IP number: 135.181.134.243.
Additional host names — 9wicketspro.news, job.com.bd, amarvasha.com and two others — share IP numbers with istarc.org.
Name Servers
istarc.org is delegated to two name servers: ns1.btmaxhost.net and ns2.btmaxhost.net.
istarc.org shares its name server setup with other domains, including techlearnbd.com, amarvasha.com, suggetion.com and two others.
istarc.org partially shares its NS delegation with several other domains, including rabbitinternetbd.com, 9wicketspro.news, amadersomaj.com and two others.
The name servers ns1.whitecyber.net, ns2.whitecyber.net, ns1.viper-technologies.com and ns2.viper-technologies.com are often found in use alongside these name servers.
ns1.btmaxhost.net and ns2.btmaxhost.net both resolve to the same single IP address: 135.181.134.243.
ns1.btmaxhost.net and ns2.btmaxhost.net are host names that each point to 135.181.134.243 IP addresses.
Mail Servers
istarc.org has a single mail server: istarc.org itself.
istarc.org resolves to a single IP number: 135.181.134.243.