itbios.com - robtex.com
itbios.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.148.248.143🇺🇸 EIG-29873207.148.248.0/24 | ||||||
| PTR | ip-207-148-248-143.defastlink.net | ||||||
| NS | ns.buydomains.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.com | ||||||
| NS | this-domain-for-sale.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.com | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Subdomains
mail.itbios.com |
Same first word
Similar names
DNS History
16 records (3 active, 13 former)
●NSns.buydomains.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 13:53:42
○NSns1.digitalocean.com2015-08-20 → 2017-04-10 · 4 obs
● 2015-08-20 21:15:36
● 2017-04-10 16:45:12
○ 2026-03-23 13:53:42
○NSns1.itbios.com2007-08-15 → 2007-08-15 · 3 obs
○ 2015-08-20 21:15:36
○ 2026-03-23 13:53:42
○NSns2.digitalocean.com2015-08-20 → 2017-04-10 · 4 obs
● 2015-08-20 21:15:36
● 2017-04-10 16:45:12
○ 2026-03-23 13:53:42
○NSns2.itbios.com2007-08-15 → 2007-08-15 · 3 obs
○ 2015-08-20 21:15:36
○ 2026-03-23 13:53:42
○NSns3.digitalocean.com2015-08-20 → 2017-04-10 · 4 obs
● 2015-08-20 21:15:36
● 2017-04-10 16:45:12
○ 2026-03-23 13:53:42
●NSthis-domain-for-sale.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 13:53:42
○MXalt1.aspmx.l.google.com2015-08-20 → 2017-04-10 · 4 obs
● 2015-08-20 21:15:36
● 2017-04-10 16:45:12
○ 2026-03-23 13:53:42
○MXalt2.aspmx.l.google.com2015-08-20 → 2017-04-10 · 4 obs
● 2015-08-20 21:15:36
● 2017-04-10 16:45:12
○ 2026-03-23 13:53:42
○MXaspmx.l.google.com2015-08-20 → 2017-04-10 · 4 obs
● 2015-08-20 21:15:36
● 2017-04-10 16:45:12
○ 2026-03-23 13:53:42
○MXaspmx2.googlemail.com2015-08-20 → 2017-04-10 · 4 obs
● 2015-08-20 21:15:36
● 2017-04-10 16:45:12
○ 2026-03-23 13:53:42
○MXaspmx3.googlemail.com2015-08-20 → 2017-04-10 · 4 obs
● 2015-08-20 21:15:36
● 2017-04-10 16:45:12
○ 2026-03-23 13:53:42
○MXmail.itbios.com2007-08-15 → 2007-08-15 · 3 obs
○ 2015-08-20 21:15:36
○ 2026-03-23 13:53:42
○A128.199.157.1612015-08-20 → 2017-04-10 · 4 obs
● 2015-08-20 21:15:36
● 2017-04-10 16:45:12
○ 2026-03-23 13:53:42
○A203.194.183.842007-08-15 → 2007-08-15 · 3 obs
○ 2015-08-20 21:15:36
○ 2026-03-23 13:53:42
●A207.148.248.1432026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 13:53:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| itbios.com | ns.buydomains.com, this-domain-for-sale.com | 2 records |
✅ Authoritative Response
Server:52.4.207.204
NS records: ns.buydomains.com, this-domain-for-sale.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for itbios.com (unsigned zone)
⏱️ Timing
Total: 71ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.148.248.143 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)
Analysis
Hierarchy
itbios.com is a parent of mail.itbios.com.
IP Addresses
itbios.com points to a single IP number: 207.148.248.143.
Other host names, for instance net.automotivesteering.com, hostmaster.classicalconcert.com, bootservice.com, battlemo.com and my.hypovereinsbank.de.secure.login.de.5b5e6cc50cefa5e9f1f5ca272b136475.chauffeurexperts.com share IP numbers with itbios.com.
Name Servers
Delegation for itbios.com rests with two name servers, this-domain-for-sale.com and ns.buydomains.com.
itbios.com shares the same name server setup as other domains, including rapidslice.com, optometristweb.com, qlair.com, strigas.com and proteinburn.com.
itbios.com partially shares name servers with other domains, for instance luminousgarden.com, sdcprint.com, powerfulglobal.com and creativelc.com.
These name servers are commonly used with the name servers ns2.buydomains.com.
Host names sharing a single IP:
this-domain-for-sale.com points to 52.20.26.87
ns.buydomains.com points to 52.20.26.87
Host names that point to 52.20.26.87: this-domain-for-sale.com and ns.buydomains.com