contractor.com.tw - robtex.com

contractor.com.tw

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:2e4b🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:8867🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.46.75Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.136.103🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScolin.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c4b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcolin.ns.cloudflare.com
A2803:f800:50::6ca2:c34b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcolin.ns.cloudflare.com
A2a06:98c1:50::ac40:234b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcolin.ns.cloudflare.com
A108.162.195.75🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcolin.ns.cloudflare.com
A162.159.44.75Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcolin.ns.cloudflare.com
A172.64.35.75🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcolin.ns.cloudflare.com
NSrosalyn.ns.cloudflare.com
A2606:4700:50::a29f:263b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrosalyn.ns.cloudflare.com
A2803:f800:50::6ca2:c23b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrosalyn.ns.cloudflare.com
A2a06:98c1:50::ac40:223b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrosalyn.ns.cloudflare.com
A108.162.194.59🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrosalyn.ns.cloudflare.com
A162.159.38.59Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrosalyn.ns.cloudflare.com
A172.64.34.59🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrosalyn.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.46.75, 172.67.136.103
IPv62606:4700:3031::6815:2e4b, 2606:4700:3033::ac43:8867
SOAcolin.ns.cloudflare.comdns@cloudflare.com serial=2400031131

com.tw

DNSSEC⚠️ Not signed
NSa.twnic.net.tw ⭐ ⚠️ Not in parent delegation
NSanytld.apnic.net ⚠️ Not in parent delegation
NSb.twnic.net.tw ⚠️ Not in parent delegation
NSc.twnic.net.tw ⚠️ Not in parent delegation
NSd.twnic.net.tw ⚠️ Not in parent delegation
NSe.twnic.net.tw ⚠️ Not in parent delegation
NSf.twnic.net.tw ⚠️ Not in parent delegation
NSg.twnic.net.tw ⚠️ Not in parent delegation
NSh.dns.tw ⚠️ Not in parent delegation
NSh.twnic.net.tw ⚠️ Not in parent delegation
SOAa.twnic.net.twsnw@twnic.net.tw serial=2006337954
WOT: SAFE (58/100)

Same first word

contractor.com
contractor.es
contractor.life
contractor.com.br
contractor.net
contractor.su
contractor.casa
contractor.ca
contractor.works
contractor.fr
contractor.insure
contractor.onl
contractor.edu
contractor.plumbing
contractor.org
contractor.co.uk
contractor.at
contractor.so
contractor.in
contractor.email
contractor.com.tw
contractor.equipment
contractor.se
contractor.management
contractor.de
contractor.pm
contractor.it
contractor.com.pl
contractor.rs
contractor.training
contractor.cool
contractor.support
contractor.guru
contractor.chat
contractor.eng.br
contractor.ru
contractor.marketing
contractor.(0x787878)
contractor.ro
contractor.lighting
contractor.be
contractor.supply

Similar names

contractro.com
tractorcon.nl

DNS History

13 records (6 active, 7 former)

2008201020122014201620182020202220242026NScolin.ns.cloudflare.comrosalyn.ns.cloudflare.comfedora.contractor.com.twmail.contractor.com.twMXfedora.contractor.com.twmail.contractor.com.twA104.21.46.75172.67.136.1032606:4700:3031::6815:2e4b2606:4700:3033::ac43:8867122.116.143.215203.69.230.226220.134.21.194
●NScolin.ns.cloudflare.com2026-03-27 → 2026-03-28 · 3 obs
○ 2016-12-22 22:46:42
● 2026-03-27 14:37:02
● 2026-03-28 02:19:22
○NSfedora.contractor.com.tw2007-08-20 → 2007-08-20 · 3 obs
● 2007-08-20 10:31:44
○ 2015-08-12 23:17:26
○ 2026-03-28 02:19:22
○NSmail.contractor.com.tw2015-08-12 → 2016-12-22 · 5 obs
○ 2007-08-20 10:31:44
● 2015-08-12 23:17:26
● 2016-12-22 22:46:42
○ 2026-03-27 14:37:02
○ 2026-03-28 02:19:22
●NSrosalyn.ns.cloudflare.com2026-03-27 → 2026-03-28 · 3 obs
○ 2016-12-22 22:46:42
● 2026-03-27 14:37:02
● 2026-03-28 02:19:22
○MXfedora.contractor.com.tw2007-08-20 → 2007-08-20 · 3 obs
● 2007-08-20 10:31:44
○ 2015-08-12 23:17:26
○ 2026-03-28 02:19:22
○MXmail.contractor.com.tw2015-08-12 → 2016-12-22 · 5 obs
○ 2007-08-20 10:31:44
● 2015-08-12 23:17:26
● 2016-12-22 22:46:42
○ 2026-03-27 14:37:02
○ 2026-03-28 02:19:22
●A104.21.46.752026-03-27 → 2026-03-28 · 3 obs
○ 2016-12-22 22:46:42
● 2026-03-27 14:37:02
● 2026-03-28 02:19:22
○A122.116.143.2152016-12-22 → 2016-12-22 · 4 obs
○ 2016-04-27 18:18:12
● 2016-12-22 22:46:42
○ 2026-03-27 14:37:02
○ 2026-03-28 02:19:22
●A172.67.136.1032026-03-27 → 2026-03-28 · 3 obs
○ 2016-12-22 22:46:42
● 2026-03-27 14:37:02
● 2026-03-28 02:19:22
○A203.69.230.2262007-08-20 → 2007-08-20 · 3 obs
● 2007-08-20 10:31:44
○ 2015-08-12 23:17:26
○ 2026-03-28 02:19:22
○A220.134.21.1942015-08-12 → 2016-04-27 · 5 obs
○ 2007-08-20 10:31:44
● 2015-08-12 23:17:26
● 2016-04-27 18:18:12
○ 2016-12-22 22:46:42
○ 2026-03-28 02:19:22
●A2606:4700:3031::6815:2e4b2026-03-27 → 2026-03-28 · 3 obs
○ 2016-12-22 22:46:42
● 2026-03-27 14:37:02
● 2026-03-28 02:19:22
●A2606:4700:3033::ac43:88672026-03-27 → 2026-03-28 · 3 obs
○ 2016-12-22 22:46:42
● 2026-03-27 14:37:02
● 2026-03-28 02:19:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
twh.dns.tw, c.dns.tw, e.dns.tw, a.dns.tw...-
contractor.com.twrosalyn.ns.cloudflare.com, colin.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.75

NS records: rosalyn.ns.cloudflare.com, colin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contractor.com.tw (unsigned zone)

⏱️ Timing

Total: 595ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.136.103, 104.21.46.75
AAAA22606:4700:3031::6815:2e4b, 2606:4700:3033::ac43:8867
NS2colin.ns.cloudflare.com, rosalyn.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1colin.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

contractor.com.tw points to four IP numbers: 2606:4700:3031::6815:2e4b, 2606:4700:3033::ac43:8867, 104.21.46.75 and 172.67.136.103.

Other host names, for instance yippy.ai, crotherstire.com, sarkariresultupdate.com, www.sljx.org.cn and nerv-hq.net share IP numbers with contractor.com.tw.

Name Servers

Delegation for contractor.com.tw rests with two name servers, colin.ns.cloudflare.com and rosalyn.ns.cloudflare.com.

contractor.com.tw shares the same name server setup as other domains, including dil.uk.com, p-ketoicoqylamix.ru.com, efficiencycanada.org, laila.uk.com and snsi.eu.com.

contractor.com.tw at least partially shares name servers with other domains, for instance b3squad.com, imbtracing.com, marokkaansewinkel.nl, win23.in and usanar.com.

these name servers are commonly used with laylah.ns.cloudflare.com, noor.ns.cloudflare.com and jewel.ns.cloudflare.com.

Host names with six IP numbers: colin.ns.cloudflare.com points to: 2606:4700:58::a29f:2c4b, 2803:f800:50::6ca2:c34b, 2a06:98c1:50::ac40:234b, 108.162.195.75, 162.159.44.75 and 172.64.35.75. rosalyn.ns.cloudflare.com points to: 2606:4700:50::a29f:263b, 2803:f800:50::6ca2:c23b, 2a06:98c1:50::ac40:223b, 108.162.194.59, 162.159.38.59 and 172.64.34.59.