booksbg.org - robtex.com
booksbg.org
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=1778780631 | ||||||
Subdomains
www.booksbg.org |
Same first word
Similar names
DNS History
13 records (8 active, 5 former)
○NSns.second-ns.com2015-06-27 → 2016-05-02 · 4 obs
● 2016-05-02 01:18:14
○ 2026-02-21 19:53:26
○ 2026-05-14 18:15:58
○NSns1.your-server.de2015-06-27 → 2016-05-02 · 4 obs
● 2016-05-02 01:18:14
○ 2026-02-21 19:53:26
○ 2026-05-14 18:15:58
○NSns3.second-ns.de2015-06-27 → 2016-05-02 · 4 obs
● 2016-05-02 01:18:14
○ 2026-02-21 19:53:26
○ 2026-05-14 18:15:58
●NSoswald.ns.cloudflare.com2026-02-21 → 2026-05-14 · 3 obs
● 2026-02-21 19:53:26
● 2026-05-14 18:15:58
●NSsima.ns.cloudflare.com2026-02-21 → 2026-05-14 · 3 obs
● 2026-02-21 19:53:26
● 2026-05-14 18:15:58
●MXalt1.aspmx.l.google.com2026-02-21 → 2026-05-14 · 3 obs
● 2026-02-21 19:53:26
● 2026-05-14 18:15:58
●MXalt2.aspmx.l.google.com2026-02-21 → 2026-05-14 · 3 obs
● 2026-02-21 19:53:26
● 2026-05-14 18:15:58
●MXalt3.aspmx.l.google.com2026-02-21 → 2026-05-14 · 3 obs
● 2026-02-21 19:53:26
● 2026-05-14 18:15:58
●MXalt4.aspmx.l.google.com2026-02-21 → 2026-05-14 · 3 obs
● 2026-02-21 19:53:26
● 2026-05-14 18:15:58
●MXaspmx.l.google.com2026-02-21 → 2026-05-14 · 3 obs
● 2026-02-21 19:53:26
● 2026-05-14 18:15:58
○MXmail.booksbg.org2015-06-27 → 2016-05-02 · 4 obs
● 2016-05-02 01:18:14
○ 2026-02-21 19:53:26
○ 2026-05-14 18:15:58
○A78.46.125.882015-06-27 → 2016-05-02 · 4 obs
● 2016-05-02 01:18:14
○ 2026-02-21 19:53:26
○ 2026-05-14 18:15:58
●A94.155.137.1392026-02-21 → 2026-05-14 · 3 obs
● 2026-02-21 19:53:26
● 2026-05-14 18:15:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| booksbg.org | sima.ns.cloudflare.com, oswald.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.218
NS records: sima.ns.cloudflare.com, oswald.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for booksbg.org (unsigned zone)
⏱️ Timing
Total: 526ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 94.155.137.139 |
| NS | 2 | oswald.ns.cloudflare.com, sima.ns.cloudflare.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 2 | google-site-verification=T1QIXBQUilGMoBY, v=spf1 ip4:116.202.254.248 include:_spf. |
| SOA | 1 | oswald.ns.cloudflare.com dns.cloudflare. |
Analysis
Hierarchy
The parent of www.booksbg.org is booksbg.org.
IP Addresses
booksbg.org points to a single IP number: 94.155.137.139.
Other host names, for instance mail.bbms.bg, www.booksbg.org and sun.leadag.com share IP numbers with booksbg.org.
Name Servers
booksbg.org is delegated to two name servers: oswald.ns.cloudflare.com and sima.ns.cloudflare.com.
booksbg.org uses the same name server setup as other domains, for instance typ.io, eurocoop.coop, buscounviaje.es, icmns.com and tubezonia.mobi.
booksbg.org shares name servers with other domains at least partially, for instance odeal.com, kralbetapk.com, lifecoaching.co.uk, chsponyexpress.com and kazino-onlajn.com.ua.
these name servers are often used with owen.ns.cloudflare.com, kristina.ns.cloudflare.com and lara.ns.cloudflare.com.
Host names with six IP numbers: oswald.ns.cloudflare.com points to 2606:4700:58::adf5:3bda, 2803:f800:50::6ca2:c1da, 2a06:98c1:50::ac40:21da, 108.162.193.218, 172.64.33.218 and 173.245.59.218; sima.ns.cloudflare.com points to 2606:4700:50::adf5:3ade, 2803:f800:50::6ca2:c0de, 2a06:98c1:50::ac40:20de, 108.162.192.222, 172.64.32.222 and 173.245.58.222.
Mail Servers
booksbg.org is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
booksbg.org shares some mail servers with other domains, including catchmagazine.net, hostinger.my.cdn.cloudflare.net, easypark.sk, ns500794.ns500821.ns500794.ns500821.ns500794.ns500795.ns500794.ns500821.ns500821.ns500821.ns500821.ns500795.ns500794.ns500795.lustypartnersfinder.com and meganriordan.com.
These mail servers are commonly used with aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4023:c03::1b and 142.251.2.27.
alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1a and 108.177.123.27.
alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.26.
alt3.aspmx.l.google.com points to 2607:f8b0:4023:1015::1a and 172.253.135.26.
alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.26.