just4programmers.com - robtex.com

just4programmers.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:a425🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:32a1🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.50.161Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.164.37🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalina.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a3d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalina.ns.cloudflare.com
A2803:f800:50::6ca2:c03d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRalina.ns.cloudflare.com
A2a06:98c1:50::ac40:203d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRalina.ns.cloudflare.com
A108.162.192.61🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalina.ns.cloudflare.com
A172.64.32.61🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalina.ns.cloudflare.com
A173.245.58.61🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalina.ns.cloudflare.com
NSkurt.ns.cloudflare.com
A2606:4700:58::adf5:3bc1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkurt.ns.cloudflare.com
A2803:f800:50::6ca2:c1c1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkurt.ns.cloudflare.com
A2a06:98c1:50::ac40:21c1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkurt.ns.cloudflare.com
A108.162.193.193🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkurt.ns.cloudflare.com
A172.64.33.193🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkurt.ns.cloudflare.com
A173.245.59.193🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkurt.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
MXroute3.mx.cloudflare.net(61)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
MXroute2.mx.cloudflare.net(84)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.50.161, 172.67.164.37
IPv62606:4700:3032::ac43:a425, 2606:4700:3037::6815:32a1
SOAalina.ns.cloudflare.comdns@cloudflare.com serial=2398033295

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
WOT: UNKNOWN (68/100)

Previously MX for

just4programmers.com

Same first word

just4programmers.com

DNS History

12 records (9 active, 3 former)

20192020202120222023202420252026NSalina.ns.cloudflare.comkurt.ns.cloudflare.comns1.durabledns.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netjust4programmers.comA104.21.50.161172.67.164.372606:4700:3032::ac43:a4252606:4700:3037::6815:32a145.58.46.79
●NSalina.ns.cloudflare.com2026-03-03 → 2026-03-23 · 3 obs
○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-03-23 04:25:38
●NSkurt.ns.cloudflare.com2026-03-03 → 2026-03-23 · 3 obs
○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-03-23 04:25:38
○NSns1.durabledns.com2018-09-05 → 2018-09-05 · 3 obs
● 2018-09-05 05:06:52
○ 2026-03-03 21:12:44
○ 2026-03-23 04:25:38
○MXjust4programmers.com2018-09-05 → 2018-09-05 · 3 obs
● 2018-09-05 05:06:52
○ 2026-03-03 21:12:44
○ 2026-03-23 04:25:38
●MXroute1.mx.cloudflare.net2026-03-03 → 2026-03-23 · 3 obs
○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-03-23 04:25:38
●MXroute2.mx.cloudflare.net2026-03-03 → 2026-03-23 · 3 obs
○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-03-23 04:25:38
●MXroute3.mx.cloudflare.net2026-03-03 → 2026-03-23 · 3 obs
○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-03-23 04:25:38
●A104.21.50.1612026-03-03 → 2026-03-23 · 3 obs
○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-03-23 04:25:38
●A172.67.164.372026-03-03 → 2026-03-23 · 3 obs
○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-03-23 04:25:38
●A2606:4700:3032::ac43:a4252026-03-03 → 2026-03-23 · 3 obs
○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-03-23 04:25:38
●A2606:4700:3037::6815:32a12026-03-03 → 2026-03-23 · 3 obs
○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-03-23 04:25:38
○A45.58.46.792018-09-05 → 2018-09-05 · 3 obs
● 2018-09-05 05:06:52
○ 2026-03-03 21:12:44
○ 2026-03-23 04:25:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
just4programmers.comalina.ns.cloudflare.com, kurt.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.61

NS records: alina.ns.cloudflare.com, kurt.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for just4programmers.com (unsigned zone)

⏱️ Timing

Total: 174ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.164.37, 104.21.50.161
AAAA22606:4700:3032::ac43:a425, 2606:4700:3037::6815:32a1
NS2alina.ns.cloudflare.com, kurt.ns.cloudflare.com
MX3route1.mx.cloudflare.net (pri: 30), route3.mx.cloudflare.net (pri: 61)...
TXT1v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1alina.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

just4programmers.com points to four IP numbers: 2606:4700:3032::ac43:a425, 2606:4700:3037::6815:32a1, 104.21.50.161 and 172.67.164.37.

Other host names, for instance cantineparisienne.com, www.b2el.net, petaapprovedvegan.com, againstmor.store and 90jilivip.co share IP numbers with just4programmers.com.

Name Servers

just4programmers.com's delegation is to two name servers alina.ns.cloudflare.com and kurt.ns.cloudflare.com.

just4programmers.com shares the same name server configuration as other domains, such as ifwh.com, obgynspb.com, societyhillrm.com, fuchart.com and atmatm.net.

just4programmers.com at least partially shares its name servers with other domains, for instance tigo-puntsq.shop, vakantiereiswijzer.nl, danielsima.ro, indicaskincare.com and shimumiss.com.

These name servers are often used together with the name servers haley.ns.cloudflare.com.

Host names with six IP numbers:

alina.ns.cloudflare.com points to: 2606:4700:50::adf5:3a3d, 2803:f800:50::6ca2:c03d, 2a06:98c1:50::ac40:203d, 108.162.192.61, 172.64.32.61 and 173.245.58.61.

kurt.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc1, 2803:f800:50::6ca2:c1c1, 2a06:98c1:50::ac40:21c1, 108.162.193.193, 172.64.33.193 and 173.245.59.193.

Mail Servers

just4programmers.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

just4programmers.com shares some mail servers with other domains, including renovationurbaindesign.com, ketan.dev, ppls.com.tw, twinksundies.com and csbet.gg.

Host names with six IP numbers:

route1.mx.cloudflare.net has IPs 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

route2.mx.cloudflare.net has IPs 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

route3.mx.cloudflare.net has IPs 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.