ct-engineering.com - robtex.com

ct-engineering.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:8504🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:539🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.5.57Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.133.4🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelliot.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3ba2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelliot.ns.cloudflare.com
A2803:f800:50::6ca2:c1a2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRelliot.ns.cloudflare.com
A2a06:98c1:50::ac40:21a2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRelliot.ns.cloudflare.com
A108.162.193.162🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelliot.ns.cloudflare.com
A172.64.33.162🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelliot.ns.cloudflare.com
A173.245.59.162🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelliot.ns.cloudflare.com
NSisabel.ns.cloudflare.com
A2606:4700:50::a29f:2668🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRisabel.ns.cloudflare.com
A2803:f800:50::6ca2:c268🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRisabel.ns.cloudflare.com
A2a06:98c1:50::ac40:2268🇺🇸 Cloudflare2a06:98c1:50::/45
PTRisabel.ns.cloudflare.com
A108.162.194.104🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRisabel.ns.cloudflare.com
A162.159.38.104Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRisabel.ns.cloudflare.com
A172.64.34.104🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRisabel.ns.cloudflare.com
MXredbull-relay.mxrouting.net ⭐
A45.43.208.33🇺🇸 QUICKPACKET45.43.208.0/24 QuickPacket LLC
PTRredbull.mxrouting.net
MXredbull.mxrouting.net(20)
A45.43.208.33🇺🇸 QUICKPACKET45.43.208.0/24 QuickPacket LLC
PTRredbull.mxrouting.net
TXTca3-fcde0bcfb8d84109b891a03f2ba65e6c
TXTv=spf1 include:mxroute.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.5.57, 172.67.133.4
IPv62606:4700:3030::ac43:8504, 2606:4700:3032::6815:539
SOAelliot.ns.cloudflare.comdns@cloudflare.com serial=2398130184

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

ct-engineering.com
ct-engineering.eu
ct-engineering.net
ct-engineering.co.uk
ct-engineering.org

Similar names

tc-engineering.net
tc-engineering.gmbh
tc-engineering.de

DNS History

13 records (8 active, 5 former)

20162017201820192020202120222023202420252026NSelliot.ns.cloudflare.comisabel.ns.cloudflare.comns1.yourhost.comns2.yourhost.comMXredbull-relay.mxrouting.netredbull.mxrouting.netmail.ct-engineering.commail3.racine-web.comA104.21.5.57172.67.133.42606:4700:3030::ac43:85042606:4700:3032::6815:53970.34.34.139
●NSelliot.ns.cloudflare.com2021-12-30 → 2026-03-14 · 3 obs
○ 2016-12-23 23:10:32
● 2021-12-30 04:19:50
● 2026-03-14 09:15:26
●NSisabel.ns.cloudflare.com2021-12-30 → 2026-03-14 · 3 obs
○ 2016-12-23 23:10:32
● 2021-12-30 04:19:50
● 2026-03-14 09:15:26
○NSns1.yourhost.com2015-06-13 → 2016-12-23 · 4 obs
● 2015-06-13 02:10:10
● 2016-12-23 23:10:32
○ 2021-12-30 04:19:50
○ 2026-03-14 09:15:26
○NSns2.yourhost.com2015-06-13 → 2016-12-23 · 4 obs
● 2015-06-13 02:10:10
● 2016-12-23 23:10:32
○ 2021-12-30 04:19:50
○ 2026-03-14 09:15:26
○MXmail.ct-engineering.com2015-06-13 → 2016-12-23 · 4 obs
● 2015-06-13 02:10:10
● 2016-12-23 23:10:32
○ 2021-12-30 04:19:50
○ 2026-03-14 09:15:26
○MXmail3.racine-web.com2021-12-30 → 2021-12-30 · 4 obs
○ 2016-12-23 23:10:32
● 2021-12-30 04:19:50
○ 2026-02-18 17:10:30
○ 2026-03-14 09:15:26
●MXredbull-relay.mxrouting.net2026-02-18 → 2026-03-14 · 3 obs
○ 2021-12-30 04:19:50
● 2026-02-18 17:10:30
● 2026-03-14 09:15:26
●MXredbull.mxrouting.net2026-02-18 → 2026-03-14 · 3 obs
○ 2021-12-30 04:19:50
● 2026-02-18 17:10:30
● 2026-03-14 09:15:26
●A104.21.5.572021-12-30 → 2026-03-14 · 3 obs
○ 2016-12-23 23:10:32
● 2021-12-30 04:19:50
● 2026-03-14 09:15:26
●A172.67.133.42021-12-30 → 2026-03-14 · 3 obs
○ 2016-12-23 23:10:32
● 2021-12-30 04:19:50
● 2026-03-14 09:15:26
●A2606:4700:3030::ac43:85042021-12-30 → 2026-03-14 · 3 obs
○ 2016-12-23 23:10:32
● 2021-12-30 04:19:50
● 2026-03-14 09:15:26
●A2606:4700:3032::6815:5392021-12-30 → 2026-03-14 · 3 obs
○ 2016-12-23 23:10:32
● 2021-12-30 04:19:50
● 2026-03-14 09:15:26
○A70.34.34.1392015-06-13 → 2016-12-23 · 4 obs
● 2015-06-13 02:10:10
● 2016-12-23 23:10:32
○ 2021-12-30 04:19:50
○ 2026-03-14 09:15:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net...-
ct-engineering.comelliot.ns.cloudflare.com, isabel.ns.cloudflare.com12 records

✅ Authoritative Response

Server: 108.162.194.104

NS records: elliot.ns.cloudflare.com, isabel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ct-engineering.com (unsigned zone)

⏱️ Timing

Total: 136ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.5.57, 172.67.133.4
AAAA22606:4700:3030::ac43:8504, 2606:4700:3032::6815:539
NS2elliot.ns.cloudflare.com, isabel.ns.cloudflare.com
MX2redbull.mxrouting.net (pri: 10), redbull-relay.mxrouting.net (pri: 20)
TXT2ca3-fcde0bcfb8d84109b891a03f2ba65e6c, v=spf1 include:mxroute.com -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1elliot.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

ct-engineering.com points to four IP numbers: 2606:4700:3030::ac43:8504, 2606:4700:3032::6815:539, 104.21.5.57 and 172.67.133.4.

For instance, other host names www.teidc.net, www.clitheroedolphins.co.uk, 690023.com, gebyar4dwish.io.in and www.loukashop.cz share IP numbers with ct-engineering.com.

Name Servers

ct-engineering.com is delegated to two name servers: elliot.ns.cloudflare.com and isabel.ns.cloudflare.com.

ct-engineering.com uses the same name server setup as other domains such as drivingambitionmotorsports.com, sporski.com, comptechusa.com, puravida.pt and exit-travel.pt.

ct-engineering.com shares name servers with other domains at least partially, for example dompedrogolf.com, avancemagazine.com, xn--denrdebaron-jgb.dk, kevindillon.com and nymilkbank.com.

These name servers are commonly used with magnolia.ns.cloudflare.com, bruce.ns.cloudflare.com and erin.ns.cloudflare.com.

Host names with six IP numbers: host name elliot.ns.cloudflare.com points to: 2606:4700:58::adf5:3ba2, 2803:f800:50::6ca2:c1a2, 2a06:98c1:50::ac40:21a2, 108.162.193.162, 172.64.33.162 and 173.245.59.162; host name isabel.ns.cloudflare.com points to: 2606:4700:50::a29f:2668, 2803:f800:50::6ca2:c268, 2a06:98c1:50::ac40:2268, 108.162.194.104, 162.159.38.104 and 172.64.34.104.

Mail Servers

Two mail servers redbull-relay.mxrouting.net and redbull.mxrouting.net handle ct-engineering.com.

ct-engineering.com shares the same mail server setup as other domains, for instance gubo.org, root.nestcameras.co.uk, prosperitylanes.com, knx.sh and mytechspace.net.

ct-engineering.com shares mail servers with other domains at least partially; for instance innovatebiz.eu, bhsem.com, cnav.org.au, rankedbw.com and fbprop.net.

Host names with a single IP

redbull-relay.mxrouting.net points to: 45.43.208.33

redbull.mxrouting.net points to: 45.43.208.33

Host names pointing to 45.43.208.33: redbull-relay.mxrouting.net and redbull.mxrouting.net