knowledgeaccessbooks.com - dns.ninja
knowledgeaccessbooks.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 68.66.224.13🇺🇸 A2HOSTING68.66.224.0/20 A2 Hosting, Inc. | ||||||
| PTR | az1-ls3.a2hosting.com | ||||||
| NS | ns1.a2hosting.com ⭐ | ||||||
| A | 13.248.158.180🇺🇸 Amazon13.248.144.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns2.a2hosting.com | ||||||
| A | 75.2.118.134🇺🇸 Amazon75.2.112.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| NS | ns3.a2hosting.com | ||||||
| A | 76.223.26.245🇺🇸 Amazon76.223.16.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns4.a2hosting.com | ||||||
| A | 99.83.147.209🇺🇸 Amazon99.83.144.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| MX | knowledgeaccessbooks.com ⭐ | ||||||
| A | 68.66.224.13🇺🇸 A2HOSTING68.66.224.0/20 A2 Hosting, Inc. | ||||||
| PTR | az1-ls3.a2hosting.com | ||||||
| SOA | ns1.a2hosting.comroot@az1-ls3.a2hosting.com 2026-07-16 #3 | ||||||
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=1786267519 | ||||||
MX for
knowledgeaccessbooks.com |
Same first word
knowledgeaccessbooks.com |
DNS History
10 records (6 active, 4 former)
●NSns1.a2hosting.com2026-03-30 → 2026-08-09 · 3 obs
● 2026-03-30 12:42:02
● 2026-08-09 09:38:46
○NSns1.dancingsol.com2015-08-20 → 2017-05-13 · 4 obs
● 2017-05-13 11:15:14
○ 2026-03-30 12:42:02
○ 2026-08-09 09:38:46
●NSns2.a2hosting.com2026-03-30 → 2026-08-09 · 3 obs
● 2026-03-30 12:42:02
● 2026-08-09 09:38:46
○NSns2.dancingsol.com2015-08-20 → 2017-05-13 · 4 obs
● 2017-05-13 11:15:14
○ 2026-03-30 12:42:02
○ 2026-08-09 09:38:46
●NSns3.a2hosting.com2026-03-30 → 2026-08-09 · 3 obs
● 2026-03-30 12:42:02
● 2026-08-09 09:38:46
●NSns4.a2hosting.com2026-03-30 → 2026-08-09 · 3 obs
● 2026-03-30 12:42:02
● 2026-08-09 09:38:46
●MXknowledgeaccessbooks.com2015-08-20 → 2026-08-09 · 2 obs
● 2026-08-09 09:38:46
○A216.38.50.272015-08-20 → 2017-05-13 · 4 obs
● 2017-05-13 11:15:14
○ 2026-03-30 12:42:02
○ 2026-08-09 09:38:46
○A46.4.114.442015-08-20 → 2015-08-20 · 3 obs
○ 2017-05-13 11:15:14
○ 2026-08-09 09:38:46
●A68.66.224.132026-03-30 → 2026-08-09 · 3 obs
● 2026-03-30 12:42:02
● 2026-08-09 09:38:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| knowledgeaccessbooks.com | ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com | 4 records |
✅ Authoritative Response
Server:13.248.158.180
NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for knowledgeaccessbooks.com (unsigned zone)
⏱️ Timing
Total: 154ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 68.66.224.13 |
| NS | 4 | ns2.a2hosting.com, ns4.a2hosting.com... |
| MX | 1 | knowledgeaccessbooks.com (pri: 0) |
| SOA | 1 | ns1.a2hosting.com root.az1-ls3.a2hosting |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com...)
Analysis
Mail Server Role
knowledgeaccessbooks.com handles its own mail, functioning as its own mail server.
IP Addresses
knowledgeaccessbooks.com resolves to just one IP address, 68.66.224.13.
Two other host names, along with franchisere.biz, _dc-mx.1d49c77c60d5.sanjosenosejob.com and portlandulsan.org, also share IP numbers with knowledgeaccessbooks.com.
Name Servers
The NS records for knowledgeaccessbooks.com point to four name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.
knowledgeaccessbooks.com has at least partial name server overlap with other domains, such as onacloud.com, qdivisionstudios.com, hid.com.hk and two others.
It is common to find these name servers paired with the name servers ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and ns4.mysecurecloudhost.com.
The hosts ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com all resolve to exactly one IP address each: 13.248.158.180, 75.2.118.134, 76.223.26.245 and 99.83.147.209 respectively.
Mail Servers
knowledgeaccessbooks.com is served by just one mail server: knowledgeaccessbooks.com.
knowledgeaccessbooks.com resolves to a single IP number: 68.66.224.13.