captivabooks.com - robtex.com
captivabooks.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 35.215.100.12🇺🇸 Google35.215.64.0/18 | ||||||
| PTR | 12.100.215.35.bc.googleusercontent.com | ||||||
| NS | ns1.siteground.net ⭐ | ||||||
| A | 75.2.77.104🇺🇸 Amazon75.2.64.0/20 | ||||||
| PTR | ac4b097dbd0dd6307.awsglobalaccelerator.com | ||||||
| NS | ns2.siteground.net | ||||||
| A | 99.83.229.113🇺🇸 Amazon99.83.224.0/20 | ||||||
| PTR | ac4b097dbd0dd6307.awsglobalaccelerator.com | ||||||
| MX | mx10.antispam.mailspamprotection.com ⭐ | ||||||
| A | 34.149.79.66🇺🇸 Google34.148.0.0/14 | ||||||
| PTR | 66.79.149.34.bc.googleusercontent.com | ||||||
| MX | mx20.antispam.mailspamprotection.com(20) | ||||||
| A | 34.120.156.61🇺🇸 Google34.120.0.0/14 | ||||||
| PTR | 61.156.120.34.bc.googleusercontent.com | ||||||
| MX | mx30.antispam.mailspamprotection.com(30) | ||||||
| A | 34.111.121.216🇺🇸 Google34.108.0.0/14 | ||||||
| PTR | 216.121.111.34.bc.googleusercontent.com | ||||||
| TXT | v=spf1 +a +mx include:captivabooks.com.spf.auto.dnssmarthost.net ~all | ||||||
| SOA | ns1.siteground.netadmins@siteground.com serial=8 | ||||||
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=1775953622 | ||||||
Same first word
captivabooks.com |
DNS History
6 records (6 active, 0 former)
●NSns1.siteground.net2026-03-17 → 2026-04-12 · 2 obs
● 2026-04-12 00:53:14
●NSns2.siteground.net2026-03-17 → 2026-04-12 · 2 obs
● 2026-04-12 00:53:14
●MXmx10.antispam.mailspamprotection.com2026-03-17 → 2026-04-12 · 2 obs
● 2026-04-12 00:53:14
●MXmx20.antispam.mailspamprotection.com2026-03-17 → 2026-04-12 · 2 obs
● 2026-04-12 00:53:14
●MXmx30.antispam.mailspamprotection.com2026-03-17 → 2026-04-12 · 2 obs
● 2026-04-12 00:53:14
●A35.215.100.122026-03-17 → 2026-04-12 · 2 obs
● 2026-04-12 00:53:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| captivabooks.com | ns1.siteground.net, ns2.siteground.net | - |
✅ Authoritative Response
Server:75.2.77.104
NS records: ns1.siteground.net, ns2.siteground.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for captivabooks.com (unsigned zone)
⏱️ Timing
Total: 393ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 35.215.100.12 |
| NS | 2 | ns2.siteground.net, ns1.siteground.net |
| MX | 3 | mx30.antispam.mailspamprotection.com (pr, mx20.antispam.mailspamprotection.com (pr... |
| TXT | 1 | v=spf1 +a +mx include:captivabooks.com.s |
| SOA | 1 | ns1.siteground.net admins.siteground.com |
Analysis
IP Addresses
captivabooks.com points to an IP address: 35.215.100.12.
other host names include practicallearning.org, lajollasnorkelingtour.com, zimbalibookings.co.za, velosa.co and rankharvest.com; they share IP numbers with captivabooks.com.
Name Servers
Two name servers ns1.siteground.net and ns2.siteground.net handle the delegation for captivabooks.com.
captivabooks.com shares the same name server setup as other domains, for instance nacalendar.com, riverkidsdocumentary.com, oldtimerrestauration.at, gottangrill.com and nobilishealth.com.
captivabooks.com at least partially shares name servers with other domains, for instance parainmigrantes.info, onlinebusinessenterprises.com, torranceherniacenter.com, lyssos.com and dpdb.eu.
Host names with one IP:
ns1.siteground.net points to: 75.2.77.104
ns2.siteground.net points to: 99.83.229.113
Mail Servers
Three mail servers handle captivabooks.com: mx10.antispam.mailspamprotection.com, mx20.antispam.mailspamprotection.com and mx30.antispam.mailspamprotection.com.
captivabooks.com shares at least partially some mail servers with other domains, for instance gearupauto.com, cyl.sg, blamm.com, ampedride.com.au and damianirobertson.com.
Host names with one IP:
mx10.antispam.mailspamprotection.com points to 34.149.79.66; mx20.antispam.mailspamprotection.com points to 34.120.156.61; mx30.antispam.mailspamprotection.com points to 34.111.121.216.