just4programmers.com - dns.ninja

`just4programmers.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:32a1^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:a425^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.50.161^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.164.37^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alina.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a3d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c03d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:203d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alina.ns.cloudflare.com`
		A	108.162.192.61^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alina.ns.cloudflare.com`
		A	172.64.32.61^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alina.ns.cloudflare.com`
		A	173.245.58.61^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alina.ns.cloudflare.com`
NS	`kurt.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kurt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kurt.ns.cloudflare.com`
		A	108.162.193.193^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	172.64.33.193^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	173.245.59.193^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁶¹⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁸⁴⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.50.161, 172.67.164.37
		IPv6 hints	2606:4700:3033::6815:32a1, 2606:4700:3036::ac43:a425
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=212, name=cloudflare-ech.com
SOA	`alina.ns.cloudflare.com`dns@cloudflare.com serial=2407704500

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1782636345

WOT: UNKNOWN (68/100)

Previously MX for

just4programmers.com

Same first word

just4programmers.com

DNS History

19 records (9 active, 10 former)

●NSalina.ns.cloudflare.com2026-03-03 → 2026-06-28 · 6 obs

○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-06-15 18:38:02
○ 2026-06-17 01:02:08
● 2026-06-25 10:04:36
● 2026-06-28 09:12:34

○NSdns101.registrar-servers.com2026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-15 18:38:02
● 2026-06-17 01:02:08
○ 2026-06-25 10:04:36
○ 2026-06-28 09:12:34

○NSdns102.registrar-servers.com2026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-15 18:38:02
● 2026-06-17 01:02:08
○ 2026-06-25 10:04:36
○ 2026-06-28 09:12:34

●NSkurt.ns.cloudflare.com2026-03-03 → 2026-06-28 · 6 obs

○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-06-15 18:38:02
○ 2026-06-17 01:02:08
● 2026-06-25 10:04:36
● 2026-06-28 09:12:34

○NSns1.durabledns.com2018-09-05 → 2018-09-05 · 3 obs

● 2018-09-05 05:06:52
○ 2026-03-03 21:12:44
○ 2026-06-28 09:12:34

○MXjust4programmers.com2018-09-05 → 2018-09-05 · 3 obs

● 2018-09-05 05:06:52
○ 2026-03-03 21:12:44
○ 2026-06-28 09:12:34

○MXmx.plingest.com2026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-15 18:38:02
● 2026-06-17 01:02:08
○ 2026-06-25 10:04:36
○ 2026-06-28 09:12:34

●MXroute1.mx.cloudflare.net2026-03-03 → 2026-06-28 · 6 obs

○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-06-15 18:38:02
○ 2026-06-17 01:02:08
● 2026-06-25 10:04:36
● 2026-06-28 09:12:34

●MXroute2.mx.cloudflare.net2026-03-03 → 2026-06-28 · 6 obs

○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-06-15 18:38:02
○ 2026-06-17 01:02:08
● 2026-06-25 10:04:36
● 2026-06-28 09:12:34

●MXroute3.mx.cloudflare.net2026-03-03 → 2026-06-28 · 6 obs

○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-06-15 18:38:02
○ 2026-06-17 01:02:08
● 2026-06-25 10:04:36
● 2026-06-28 09:12:34

●A104.21.50.1612026-03-03 → 2026-06-28 · 6 obs

○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-06-15 18:38:02
○ 2026-06-17 01:02:08
● 2026-06-25 10:04:36
● 2026-06-28 09:12:34

○A172.234.24.2112026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-15 18:38:02
● 2026-06-17 01:02:08
○ 2026-06-25 10:04:36
○ 2026-06-28 09:12:34

○A172.239.57.1172026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-15 18:38:02
● 2026-06-17 01:02:08
○ 2026-06-25 10:04:36
○ 2026-06-28 09:12:34

●A172.67.164.372026-03-03 → 2026-06-28 · 6 obs

○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-06-15 18:38:02
○ 2026-06-17 01:02:08
● 2026-06-25 10:04:36
● 2026-06-28 09:12:34

○A2606:4700:3032::ac43:a4252026-03-03 → 2026-06-15 · 5 obs

○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-06-15 18:38:02
○ 2026-06-17 01:02:08
○ 2026-06-28 09:12:34

●A2606:4700:3033::6815:32a12026-06-25 → 2026-06-28 · 3 obs

○ 2026-06-17 01:02:08
● 2026-06-25 10:04:36
● 2026-06-28 09:12:34

●A2606:4700:3036::ac43:a4252026-06-25 → 2026-06-28 · 3 obs

○ 2026-06-17 01:02:08
● 2026-06-25 10:04:36
● 2026-06-28 09:12:34

○A2606:4700:3037::6815:32a12026-03-03 → 2026-06-15 · 5 obs

○ 2018-09-05 05:06:52
● 2026-03-03 21:12:44
● 2026-06-15 18:38:02
○ 2026-06-17 01:02:08
○ 2026-06-28 09:12:34

○A45.58.46.792018-09-05 → 2018-09-05 · 3 obs

● 2018-09-05 05:06:52
○ 2026-03-03 21:12:44
○ 2026-06-28 09:12:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
just4programmers.com	alina.ns.cloudflare.com, kurt.ns.cloudflare.com	12 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: 188ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.164.37, 104.21.50.161`
AAAA	2	`2606:4700:3036::ac43:a425, 2606:4700:3033::6815:32a1`
NS	2	`alina.ns.cloudflare.com, kurt.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 30), route3.mx.cloudflare.net (pri: 61)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alina.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 resolves to four IP addresses: 104.21.50.161, 172.67.164.37, 2606:4700:3033::6815:32a1 and 2606:4700:3036::ac43:a425.

b52club.pizza, cantineparisienne.com, www.b2el.net plus two other host names have IP numbers in common with just4programmers.com.

Name Servers

Two name servers handle the delegation for just4programmers.com: alina.ns.cloudflare.com and kurt.ns.cloudflare.com.

The name server configuration of just4programmers.com is shared with other domains, for instance ifwh.com, obgynspb.com, gennev.com and two others.

just4programmers.com has at least partial name server overlap with other domains, such as nighvvtclubbing.info, tigo-puntsq.shop, vakantiereiswijzer.nl and two others.

It is common to find these name servers paired with the name servers miki.ns.cloudflare.com.

Hosts with 6 IP addresses each:

alina.ns.cloudflare.com resolves to 108.162.192.61, 172.64.32.61 and 173.245.58.61 among others, with 3 other IP addresses in total.

kurt.ns.cloudflare.com resolves to 108.162.193.193, 172.64.33.193 and 173.245.59.193 among others, with 3 other IP addresses in total.

Mail Servers

just4programmers.com has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by just4programmers.com are shared with other domains: sheehan.life, worldofgoop.com, renovationurbaindesign.com and two others among them.

Hosts with 6 IP addresses each:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12 and 162.159.205.13 among others, with 3 other IP addresses in total.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18 and 162.159.205.19 among others, with 3 other IP addresses in total.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24 and 162.159.205.25 among others, with 3 other IP addresses in total.