contractor4.com - robtex.com

contractor4.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:b345🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:4bab🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.75.171Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.179.69🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSglen.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3ba9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRglen.ns.cloudflare.com
A2803:f800:50::6ca2:c1a9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRglen.ns.cloudflare.com
A2a06:98c1:50::ac40:21a9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRglen.ns.cloudflare.com
A108.162.193.169🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRglen.ns.cloudflare.com
A172.64.33.169🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRglen.ns.cloudflare.com
A173.245.59.169🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRglen.ns.cloudflare.com
NSnina.ns.cloudflare.com
A2606:4700:50::adf5:3a88🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnina.ns.cloudflare.com
A2803:f800:50::6ca2:c088🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnina.ns.cloudflare.com
A2a06:98c1:50::ac40:2088🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnina.ns.cloudflare.com
A108.162.192.136🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnina.ns.cloudflare.com
A172.64.32.136🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnina.ns.cloudflare.com
A173.245.58.136🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnina.ns.cloudflare.com
MXlocalhost ⭐ 🔒
A::1
A127.0.0.1
TXTv=spf1 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.75.171, 172.67.179.69
IPv62606:4700:3031::ac43:b345, 2606:4700:3032::6815:4bab
SOAglen.ns.cloudflare.comdns@cloudflare.com serial=2395753733

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=1771291435

Same first word

contractor4.com

DNS History

20 records (7 active, 13 former)

200920112013201520172019202120232025NSglen.ns.cloudflare.comnina.ns.cloudflare.comdns1.registrar-servers.comdns2.registrar-servers.comns23.domaincontrol.comns24.domaincontrol.comMXlocalhosteforward1.registrar-servers.comeforward2.registrar-servers.comeforward3.registrar-servers.comeforward4.registrar-servers.comeforward5.registrar-servers.commailstore1.secureserver.netsmtp.secureserver.netA104.21.75.171172.67.179.692606:4700:3031::ac43:b3452606:4700:3032::6815:4bab192.64.119.24268.178.232.100
○NSdns1.registrar-servers.com2019-02-02 → 2019-02-02 · 4 obs
○ 2015-08-20 23:24:20
● 2019-02-02 16:05:34
○ 2026-02-19 08:55:34
○ 2026-03-23 16:46:58
○NSdns2.registrar-servers.com2019-02-02 → 2019-02-02 · 4 obs
○ 2015-08-20 23:24:20
● 2019-02-02 16:05:34
○ 2026-02-19 08:55:34
○ 2026-03-23 16:46:58
●NSglen.ns.cloudflare.com2026-02-19 → 2026-03-23 · 3 obs
○ 2019-02-02 16:05:34
● 2026-02-19 08:55:34
● 2026-03-23 16:46:58
●NSnina.ns.cloudflare.com2026-02-19 → 2026-03-23 · 3 obs
○ 2019-02-02 16:05:34
● 2026-02-19 08:55:34
● 2026-03-23 16:46:58
○NSns23.domaincontrol.com2008-03-15 → 2008-03-15 · 3 obs
● 2008-03-15 15:36:30
○ 2015-08-20 23:24:20
○ 2026-03-23 16:46:58
○NSns24.domaincontrol.com2008-03-15 → 2008-03-15 · 3 obs
● 2008-03-15 15:36:30
○ 2015-08-20 23:24:20
○ 2026-03-23 16:46:58
○MXeforward1.registrar-servers.com2019-02-02 → 2019-02-02 · 4 obs
○ 2015-08-20 23:24:20
● 2019-02-02 16:05:34
○ 2026-02-19 08:55:34
○ 2026-03-23 16:46:58
○MXeforward2.registrar-servers.com2019-02-02 → 2019-02-02 · 4 obs
○ 2015-08-20 23:24:20
● 2019-02-02 16:05:34
○ 2026-02-19 08:55:34
○ 2026-03-23 16:46:58
○MXeforward3.registrar-servers.com2019-02-02 → 2019-02-02 · 4 obs
○ 2015-08-20 23:24:20
● 2019-02-02 16:05:34
○ 2026-02-19 08:55:34
○ 2026-03-23 16:46:58
○MXeforward4.registrar-servers.com2019-02-02 → 2019-02-02 · 4 obs
○ 2015-08-20 23:24:20
● 2019-02-02 16:05:34
○ 2026-02-19 08:55:34
○ 2026-03-23 16:46:58
○MXeforward5.registrar-servers.com2019-02-02 → 2019-02-02 · 4 obs
○ 2015-08-20 23:24:20
● 2019-02-02 16:05:34
○ 2026-02-19 08:55:34
○ 2026-03-23 16:46:58
●MXlocalhost2026-02-19 → 2026-03-23 · 3 obs
○ 2019-02-02 16:05:34
● 2026-02-19 08:55:34
● 2026-03-23 16:46:58
○MXmailstore1.secureserver.net2008-03-15 → 2008-03-15 · 3 obs
● 2008-03-15 15:36:30
○ 2015-08-20 23:24:20
○ 2026-03-23 16:46:58
○MXsmtp.secureserver.net2008-03-15 → 2008-03-15 · 3 obs
● 2008-03-15 15:36:30
○ 2015-08-20 23:24:20
○ 2026-03-23 16:46:58
●A104.21.75.1712026-02-19 → 2026-03-23 · 3 obs
○ 2019-02-02 16:05:34
● 2026-02-19 08:55:34
● 2026-03-23 16:46:58
●A172.67.179.692026-02-19 → 2026-03-23 · 3 obs
○ 2019-02-02 16:05:34
● 2026-02-19 08:55:34
● 2026-03-23 16:46:58
○A192.64.119.2422019-02-02 → 2019-02-02 · 4 obs
○ 2015-08-20 23:24:20
● 2019-02-02 16:05:34
○ 2026-02-19 08:55:34
○ 2026-03-23 16:46:58
●A2606:4700:3031::ac43:b3452026-02-19 → 2026-03-23 · 3 obs
○ 2019-02-02 16:05:34
● 2026-02-19 08:55:34
● 2026-03-23 16:46:58
●A2606:4700:3032::6815:4bab2026-02-19 → 2026-03-23 · 3 obs
○ 2019-02-02 16:05:34
● 2026-02-19 08:55:34
● 2026-03-23 16:46:58
○A68.178.232.1002008-03-15 → 2008-03-15 · 3 obs
● 2008-03-15 15:36:30
○ 2015-08-20 23:24:20
○ 2026-03-23 16:46:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
contractor4.comnina.ns.cloudflare.com, glen.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.169

NS records: nina.ns.cloudflare.com, glen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contractor4.com (unsigned zone)

⏱️ Timing

Total: 212ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.179.69, 104.21.75.171
AAAA22606:4700:3032::6815:4bab, 2606:4700:3031::ac43:b345
NS2glen.ns.cloudflare.com, nina.ns.cloudflare.com
MX1localhost (pri: 0)
TXT1v=spf1 -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1glen.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nina.ns.cloudflare.com, nina.ns.cloudflare.com, nina.ns.cloudflare.com...)

Analysis

IP Addresses

Four IP numbers are pointed to by contractor4.com: 2606:4700:3031::ac43:b345, 2606:4700:3032::6815:4bab, 104.21.75.171 and 172.67.179.69.

other host names including liyanshe.com, wuten-napif.online, mobilezg.com, 1(0x787878)bet.com and promaxima.com.br share IP numbers with contractor4.com.

Name Servers

contractor4.com is delegated to two name servers glen.ns.cloudflare.com and nina.ns.cloudflare.com.

contractor4.com shares the same name server setup as other domains, for instance milesflighttraining.com, jirjirakirani.com, hvacpress.com, bagelloverspatchogue.com and essencemediacom.us.

contractor4.com at least partially shares name servers with other domains, for instance intertogelx27.com, 233f.cn, logitblog.com, wccsinc.org and mp3noi.com.

These name servers are commonly used with gail.ns.cloudflare.com, gracie.ns.cloudflare.com and ligia.ns.cloudflare.com.

Host names with six IP numbers:

Host name glen.ns.cloudflare.com points to: 2606:4700:58::adf5:3ba9, 2803:f800:50::6ca2:c1a9, 2a06:98c1:50::ac40:21a9, 108.162.193.169, 172.64.33.169 and 173.245.59.169.

Host name nina.ns.cloudflare.com points to: 2606:4700:50::adf5:3a88, 2803:f800:50::6ca2:c088, 2a06:98c1:50::ac40:2088, 108.162.192.136, 172.64.32.136 and 173.245.58.136.

Mail Servers

contractor4.com is handled by a single mail server, localhost.

contractor4.com shares the same mail server setup as other domains, for instance unrivaled.co, adisa.net, vimzo.com, dintre.charlies.angels.info and ns1.thefuture.net.

localhost resolves to two IP numbers: ::1 and 127.0.0.1.