pvbooks.org - robtex.com
pvbooks.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=1776962207 | ||||||
Previously MX for
pvbooks.org |
Same first word
pvbooks.org |
Similar names
DNS History
9 records (4 active, 5 former)
●NSgraham.ns.cloudflare.com2026-04-01 → 2026-04-23 · 3 obs
● 2026-04-01 12:08:52
● 2026-04-23 17:06:04
○NSns1.hawkhost.com2015-06-11 → 2017-06-07 · 4 obs
● 2017-06-07 16:59:22
○ 2026-04-01 12:08:52
○ 2026-04-23 17:06:04
○NSns2.hawkhost.com2015-06-11 → 2017-06-07 · 4 obs
● 2017-06-07 16:59:22
○ 2026-04-01 12:08:52
○ 2026-04-23 17:06:04
●NSpam.ns.cloudflare.com2026-04-01 → 2026-04-23 · 3 obs
● 2026-04-01 12:08:52
● 2026-04-23 17:06:04
●MXmx1.improvmx.com2026-04-01 → 2026-04-23 · 3 obs
● 2026-04-01 12:08:52
● 2026-04-23 17:06:04
●MXmx2.improvmx.com2026-04-01 → 2026-04-23 · 3 obs
● 2026-04-01 12:08:52
● 2026-04-23 17:06:04
○MXpvbooks.org2015-06-11 → 2017-06-07 · 4 obs
● 2017-06-07 16:59:22
○ 2026-04-01 12:08:52
○ 2026-04-23 17:06:04
○A198.252.100.2012015-10-30 → 2017-06-07 · 5 obs
● 2015-10-30 19:58:00
● 2017-06-07 16:59:22
○ 2026-04-01 12:08:52
○ 2026-04-23 17:06:04
○A198.252.102.1612015-06-11 → 2015-06-11 · 3 obs
○ 2015-10-30 19:58:00
○ 2026-04-23 17:06:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| pvbooks.org | pam.ns.cloudflare.com, graham.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.138
NS records: pam.ns.cloudflare.com, graham.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pvbooks.org (unsigned zone)
⏱️ Timing
Total: 605ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | graham.ns.cloudflare.com, pam.ns.cloudflare.com |
| MX | 2 | mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20) |
| TXT | 1 | v=spf1 include:spf.improvmx.com ~all |
| SOA | 1 | graham.ns.cloudflare.com dns.cloudflare. |
Analysis
Name Servers
Two name servers graham.ns.cloudflare.com and pam.ns.cloudflare.com handle the delegation for pvbooks.org.
pvbooks.org shares the same name server setup as other domains, for instance allmine.com.br, xbox-skins.net, ozwin-casino.pro, vanulden.org and barcken.org.
pvbooks.org at least partially shares name servers with other domains, for instance leorus.io, bernavo.nl, helleniqenergy.gr, absmile.com and thompsonsnutrition.nz.
These name servers are commonly used with june.ns.cloudflare.com and eric.ns.cloudflare.com.
Six IP addresses per host:
graham.ns.cloudflare.com points to 2606:4700:58::adf5:3bab, 2803:f800:50::6ca2:c1ab, 2a06:98c1:50::ac40:21ab, 108.162.193.171, 172.64.33.171 and 173.245.59.171; pam.ns.cloudflare.com points to 2606:4700:50::adf5:3a8a, 2803:f800:50::6ca2:c08a, 2a06:98c1:50::ac40:208a, 108.162.192.138, 172.64.32.138 and 173.245.58.138
Mail Servers
pvbooks.org is handled by two mail servers: mx1.improvmx.com and mx2.improvmx.com.
pvbooks.org uses the same mail server setup as other domains, for instance premiercleansbetter.com.mx, broadbandcompareuk.com, daskev.com, orrs.me and ginku.com.
pvbooks.org shares at least partially some mail servers with other domains, for instance sajdrill.com, theobr.com, ndrille.fr, kamateli.ge and chat.kg.
Six IP addresses per host:
mx1.improvmx.com points to 2a05:d012:412:e201:88aa:e7b9:7a43:12d7, 2a05:d012:412:e202:f36:2c1f:1a49:d38a, 2a05:d012:412:e203:373a:f51a:4a85:1d25, 13.37.195.136, 15.236.236.160 and 35.181.18.45; mx2.improvmx.com points to 2a05:d012:412:e201:1f6e:f6e4:8fd7:4678, 2a05:d012:412:e202:e81e:cc44:3b53:8a3d, 2a05:d012:412:e203:7e33:3d9c:28d7:ee20, 13.36.107.63, 13.36.222.39 and 15.236.61.92