contractbooks.com - robtex.com
contractbooks.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns1.afternic.com ⭐ | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| NS | ns2.afternic.com | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.afternic.comdns@jomax.net serial=1 | ||||||
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=1782283370 | ||||||
Same first word
contractbooks.com.au |
contractbooks.com |
Similar names
DNS History
10 records (4 active, 6 former)
○NSdns1.name-services.com2015-07-17 → 2020-02-25 · 4 obs
● 2020-02-25 11:20:30
○ 2026-03-15 14:38:26
○ 2026-06-24 07:04:58
○NSdns2.name-services.com2015-07-17 → 2020-02-25 · 4 obs
● 2020-02-25 11:20:30
○ 2026-03-15 14:38:26
○ 2026-06-24 07:04:58
○NSdns3.name-services.com2015-07-17 → 2020-02-25 · 4 obs
● 2020-02-25 11:20:30
○ 2026-03-15 14:38:26
○ 2026-06-24 07:04:58
○NSdns4.name-services.com2015-07-17 → 2020-02-25 · 4 obs
● 2020-02-25 11:20:30
○ 2026-03-15 14:38:26
○ 2026-06-24 07:04:58
○NSdns5.name-services.com2015-07-17 → 2020-02-25 · 4 obs
● 2020-02-25 11:20:30
○ 2026-03-15 14:38:26
○ 2026-06-24 07:04:58
●NSns1.afternic.com2026-03-15 → 2026-06-24 · 3 obs
● 2026-03-15 14:38:26
● 2026-06-24 07:04:58
●NSns2.afternic.com2026-03-15 → 2026-06-24 · 3 obs
● 2026-03-15 14:38:26
● 2026-06-24 07:04:58
●A13.248.169.482026-03-15 → 2026-06-24 · 3 obs
● 2026-03-15 14:38:26
● 2026-06-24 07:04:58
○A69.21.204.1802015-07-17 → 2020-02-25 · 4 obs
● 2020-02-25 11:20:30
○ 2026-03-15 14:38:26
○ 2026-06-24 07:04:58
●A76.223.54.1462026-03-15 → 2026-06-24 · 3 obs
● 2026-03-15 14:38:26
● 2026-06-24 07:04:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| contractbooks.com | ns1.afternic.com, ns2.afternic.com | 4 records |
✅ Authoritative Response
Server:173.201.66.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for contractbooks.com (unsigned zone)
⏱️ Timing
Total: 135ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns2.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
IP Addresses
contractbooks.com resolves to the IP addresses 13.248.169.48 and 76.223.54.146
multiscale.xyz, eloan.co, surroundshop.com and two other host names share IP numbers with contractbooks.com.
Name Servers
Two name servers handle the delegation for contractbooks.com: ns1.afternic.com and ns2.afternic.com.
contractbooks.com uses the same name servers as several other domains — among them binoca.com, www.zaincam.com, squarepharma.com and two more.
contractbooks.com has at least partial name server overlap with other domains, such as crearadio.com, coyote.pro, pff.info and two others.
It is common to find these name servers alongside the name servers verification-d3jclucsp89ganyqbydeny.ns101.verify.hn, verification-vesbet7nkettdw2mc9cgox.ns101.verify.hn, verification-k4ibaefv92b8mcahic8cdo.ns101.verify.hn and two others.
ns1.afternic.com and ns2.afternic.com both carry two IP addresses. The A records for ns1.afternic.com are 97.74.98.69 and 2603:5:2126::45; the A records for ns2.afternic.com are 173.201.66.69 and 2603:5:2226::45.