contractorbook.com - robtex.com

contractorbook.com

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns2.afternic.com ⭐
A2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44
PTRns2.afternic.com
A173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23
PTRns2.afternic.com
NSns1.afternic.com
A2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44
PTRns1.afternic.com
A97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23
PTRns1.afternic.com
TXTv=spf1 -all
SOAns2.afternic.comdns@jomax.net serial=1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1786078794

Previously MX for

contractorbook.com

Same first word

contractorbook.com

DNS History

15 records (4 active, 11 former)

20162017201820192020202120222023202420252026NSns1.afternic.comns2.afternic.comdns1.rrwebs.comdns2.rrwebs.comns1.uniregistrymarket.linkns2.uniregistrymarket.linkpdns01.domaincontrol.comMXcontractorbook.commx192.m2bp.commx192.mb1p.comA13.248.169.4876.223.54.146192.185.155.552.58.78.1669.172.201.153
○NSdns1.rrwebs.com2015-08-10 → 2016-06-24 · 4 obs
● 2015-08-10 08:23:54
● 2016-06-24 05:48:24
○ 2017-03-17 00:58:26
○ 2026-08-07 05:03:44
○NSdns2.rrwebs.com2015-08-10 → 2016-06-24 · 4 obs
● 2015-08-10 08:23:54
● 2016-06-24 05:48:24
○ 2017-03-17 00:58:26
○ 2026-08-07 05:03:44
●NSns1.afternic.com2026-07-09 → 2026-08-07 · 3 obs
○ 2019-12-21 15:35:36
● 2026-07-09 21:13:20
● 2026-08-07 05:03:44
○NSns1.uniregistrymarket.link2017-03-17 → 2017-03-17 · 4 obs
○ 2016-06-24 05:48:24
● 2017-03-17 00:58:26
○ 2019-12-21 15:35:36
○ 2026-08-07 05:03:44
●NSns2.afternic.com2026-07-09 → 2026-08-07 · 3 obs
○ 2019-12-21 15:35:36
● 2026-07-09 21:13:20
● 2026-08-07 05:03:44
○NSns2.uniregistrymarket.link2017-03-17 → 2017-03-17 · 4 obs
○ 2016-06-24 05:48:24
● 2017-03-17 00:58:26
○ 2019-12-21 15:35:36
○ 2026-08-07 05:03:44
○NSpdns01.domaincontrol.com2019-12-21 → 2019-12-21 · 4 obs
○ 2017-03-17 00:58:26
● 2019-12-21 15:35:36
○ 2026-07-09 21:13:20
○ 2026-08-07 05:03:44
○MXcontractorbook.com2015-08-10 → 2016-06-24 · 4 obs
● 2015-08-10 08:23:54
● 2016-06-24 05:48:24
○ 2017-03-17 00:58:26
○ 2026-08-07 05:03:44
○MXmx192.m2bp.com2019-12-21 → 2019-12-21 · 4 obs
○ 2017-03-17 00:58:26
● 2019-12-21 15:35:36
○ 2026-07-09 21:13:20
○ 2026-08-07 05:03:44
○MXmx192.mb1p.com2019-12-21 → 2019-12-21 · 4 obs
○ 2017-03-17 00:58:26
● 2019-12-21 15:35:36
○ 2026-07-09 21:13:20
○ 2026-08-07 05:03:44
●A13.248.169.482026-07-09 → 2026-08-07 · 3 obs
○ 2019-12-21 15:35:36
● 2026-07-09 21:13:20
● 2026-08-07 05:03:44
○A192.185.155.52015-08-10 → 2016-06-24 · 4 obs
● 2015-08-10 08:23:54
● 2016-06-24 05:48:24
○ 2017-03-17 00:58:26
○ 2026-08-07 05:03:44
○A52.58.78.162019-12-21 → 2019-12-21 · 4 obs
○ 2017-03-17 00:58:26
● 2019-12-21 15:35:36
○ 2026-07-09 21:13:20
○ 2026-08-07 05:03:44
○A69.172.201.1532017-03-17 → 2017-03-17 · 4 obs
○ 2016-06-24 05:48:24
● 2017-03-17 00:58:26
○ 2019-12-21 15:35:36
○ 2026-08-07 05:03:44
●A76.223.54.1462026-07-09 → 2026-08-07 · 3 obs
○ 2019-12-21 15:35:36
● 2026-07-09 21:13:20
● 2026-08-07 05:03:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
contractorbook.comns1.afternic.com, ns2.afternic.com4 records

✅ Authoritative Response

Server:97.74.98.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contractorbook.com (unsigned zone)

⏱️ Timing

Total: 1050ms | Queries: -

📄 Records

TypeCountSample Data
A276.223.54.146, 13.248.169.48
NS2ns1.afternic.com, ns2.afternic.com
MX1. (pri: 0)
TXT1v=spf1 -all
SOA1ns1.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

contractorbook.com has two IP addresses: 13.248.169.48 and 76.223.54.146

www.quickprove.com, spyarmor.com, relaxtrust.xyz plus two other host names have IP numbers in common with contractorbook.com.

Name Servers

contractorbook.com uses two name servers for its delegation: ns1.afternic.com and ns2.afternic.com.

The name server configuration of contractorbook.com is shared with other domains, for instance gpt.trclient.com, fortharbor.com, 206-82-145-98.static.worknetinc.com and two others.

The name servers of contractorbook.com overlap at least partially with those of other domains — among them europe1.net, csj.info, mauritania.us and two more.

These name servers commonly appear alongside the name servers verification-urj2ap2akmgcchkhharttb.ns101.verify.hn and verification-d3jclucsp89ganyqbydeny.ns101.verify.hn.

The two host names ns1.afternic.com and ns2.afternic.com each have a pair of IP addresses: ns1.afternic.com has 97.74.98.69 and 2603:5:2126::45, and ns2.afternic.com has 173.201.66.69 and 2603:5:2226::45.