curiousprogrammer.net - dns.ninja

`curiousprogrammer.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:8bd3^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:3edd^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.62.221^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.211^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lily.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a82^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lily.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c082^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lily.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2082^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lily.ns.cloudflare.com`
		A	108.162.192.130^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lily.ns.cloudflare.com`
		A	172.64.32.130^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lily.ns.cloudflare.com`
		A	173.245.58.130^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lily.ns.cloudflare.com`
NS	`sam.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b8d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c18d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:218d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sam.ns.cloudflare.com`
		A	108.162.193.141^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
		A	172.64.33.141^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
		A	173.245.59.141^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
MX	`linda.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	162.159.205.23^{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	`amir.mx.cloudflare.net`⁽⁸¹⁾
		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	162.159.205.11^{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	`isaac.mx.cloudflare.net`⁽⁹⁹⁾
		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	`clojars-jumar`
TXT	`keybase-site-verification=dBv0yHvr_FNQw-2Z4FZQbTveotKAKQrTS5k4ZaUBxS0`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.62.221, 172.67.139.211
		IPv6 hints	2606:4700:3030::ac43:8bd3, 2606:4700:3032::6815:3edd
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=201, name=cloudflare-ech.com
SOA	`lily.ns.cloudflare.com`dns@cloudflare.com serial=2410719311

`net`

	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=1785654677

Same first word

curiousprogrammer.net

DNS History

21 records (9 active, 12 former)

●NSlily.ns.cloudflare.com2026-02-16 → 2026-08-02 · 3 obs

○ 2017-05-29 00:40:24
● 2026-02-16 08:02:22
● 2026-08-02 07:25:10

○NSns1.uk1.siteground.eu2017-05-29 → 2017-05-29 · 3 obs

● 2017-05-29 00:40:24
○ 2026-02-16 08:02:22
○ 2026-08-02 07:25:10

○NSns2.uk1.siteground.eu2017-05-29 → 2017-05-29 · 3 obs

● 2017-05-29 00:40:24
○ 2026-02-16 08:02:22
○ 2026-08-02 07:25:10

●NSsam.ns.cloudflare.com2026-02-16 → 2026-08-02 · 3 obs

○ 2017-05-29 00:40:24
● 2026-02-16 08:02:22
● 2026-08-02 07:25:10

●MXamir.mx.cloudflare.net2026-02-16 → 2026-08-02 · 3 obs

○ 2017-05-29 00:40:24
● 2026-02-16 08:02:22
● 2026-08-02 07:25:10

●MXisaac.mx.cloudflare.net2026-02-16 → 2026-08-02 · 3 obs

○ 2017-05-29 00:40:24
● 2026-02-16 08:02:22
● 2026-08-02 07:25:10

●MXlinda.mx.cloudflare.net2026-02-16 → 2026-08-02 · 3 obs

○ 2017-05-29 00:40:24
● 2026-02-16 08:02:22
● 2026-08-02 07:25:10

○MXmx10.mailspamprotection.com2017-05-29 → 2017-05-29 · 3 obs

● 2017-05-29 00:40:24
○ 2026-02-16 08:02:22
○ 2026-08-02 07:25:10

○MXmx20.mailspamprotection.com2017-05-29 → 2017-05-29 · 3 obs

● 2017-05-29 00:40:24
○ 2026-02-16 08:02:22
○ 2026-08-02 07:25:10

○MXmx30.mailspamprotection.com2017-05-29 → 2017-05-29 · 3 obs

● 2017-05-29 00:40:24
○ 2026-02-16 08:02:22
○ 2026-08-02 07:25:10

●A104.21.62.2212026-02-16 → 2026-08-02 · 8 obs

○ 2017-05-29 00:40:24
● 2026-02-16 08:02:22
● 2026-04-07 14:38:02
○ 2026-04-09 07:29:06
● 2026-04-27 07:53:08
● 2026-06-07 20:11:08
○ 2026-06-21 06:23:30
● 2026-08-02 07:25:10

●A172.67.139.2112026-02-16 → 2026-08-02 · 8 obs

○ 2017-05-29 00:40:24
● 2026-02-16 08:02:22
● 2026-04-07 14:38:02
○ 2026-04-09 07:29:06
● 2026-04-27 07:53:08
● 2026-06-07 20:11:08
○ 2026-06-21 06:23:30
● 2026-08-02 07:25:10

○A185.123.96.572017-05-29 → 2017-05-29 · 3 obs

● 2017-05-29 00:40:24
○ 2026-02-16 08:02:22
○ 2026-08-02 07:25:10

○A188.114.96.02026-04-09 → 2026-06-21 · 6 obs

○ 2026-04-07 14:38:02
● 2026-04-09 07:29:06
○ 2026-04-27 07:53:08
○ 2026-06-07 20:11:08
● 2026-06-21 06:23:30
○ 2026-08-02 07:25:10

○A188.114.97.02026-04-09 → 2026-06-21 · 6 obs

○ 2026-04-07 14:38:02
● 2026-04-09 07:29:06
○ 2026-04-27 07:53:08
○ 2026-06-07 20:11:08
● 2026-06-21 06:23:30
○ 2026-08-02 07:25:10

○A2606:4700:3030::6815:3edd2026-02-16 → 2026-06-07 · 8 obs

○ 2017-05-29 00:40:24
● 2026-02-16 08:02:22
● 2026-04-07 14:38:02
○ 2026-04-09 07:29:06
● 2026-04-27 07:53:08
● 2026-06-07 20:11:08
○ 2026-06-21 06:23:30
○ 2026-08-02 07:25:10

●A2606:4700:3030::ac43:8bd32026-08-02 → 2026-08-02 · 2 obs

○ 2026-06-21 06:23:30
● 2026-08-02 07:25:10

○A2606:4700:3031::ac43:8bd32026-02-16 → 2026-06-07 · 8 obs

○ 2017-05-29 00:40:24
● 2026-02-16 08:02:22
● 2026-04-07 14:38:02
○ 2026-04-09 07:29:06
● 2026-04-27 07:53:08
● 2026-06-07 20:11:08
○ 2026-06-21 06:23:30
○ 2026-08-02 07:25:10

●A2606:4700:3032::6815:3edd2026-08-02 → 2026-08-02 · 2 obs

○ 2026-06-21 06:23:30
● 2026-08-02 07:25:10

○A2a06:98c1:3120::2026-04-09 → 2026-06-21 · 6 obs

○ 2026-04-07 14:38:02
● 2026-04-09 07:29:06
○ 2026-04-27 07:53:08
○ 2026-06-07 20:11:08
● 2026-06-21 06:23:30
○ 2026-08-02 07:25:10

○A2a06:98c1:3121::2026-04-09 → 2026-06-21 · 6 obs

○ 2026-04-07 14:38:02
● 2026-04-09 07:29:06
○ 2026-04-27 07:53:08
○ 2026-06-07 20:11:08
● 2026-06-21 06:23:30
○ 2026-08-02 07:25:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
curiousprogrammer.net	lily.ns.cloudflare.com, sam.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.130

NS records: lily.ns.cloudflare.com, sam.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for curiousprogrammer.net (unsigned zone)

⏱️ Timing

Total: 442ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.139.211, 104.21.62.221`
AAAA	2	`2606:4700:3032::6815:3edd, 2606:4700:3030::ac43:8bd3`
NS	2	`lily.ns.cloudflare.com, sam.ns.cloudflare.com`
MX	3	`linda.mx.cloudflare.net (pri: 60), amir.mx.cloudflare.net (pri: 81)...`
TXT	3	`clojars-jumar, keybase-site-verification=dBv0yHvr_FNQw-...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lily.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

curiousprogrammer.net resolves to four IP addresses: 104.21.62.221, 172.67.139.211, 2606:4700:3030::ac43:8bd3 and 2606:4700:3032::6815:3edd.

www.roxonhotels.co.il, kouzioca.co.za, app.livo.me plus two other host names have IP numbers in common with curiousprogrammer.net.

Name Servers

The NS records for curiousprogrammer.net delegate to lily.ns.cloudflare.com and sam.ns.cloudflare.com.

The name server configuration of curiousprogrammer.net is shared with other domains, for instance atilim-edu.com, fluidics-equipment.com, tkhoveniers.nl and two others.

curiousprogrammer.net has at least partial name server overlap with other domains, such as synerqoviax.com, ptiorthotics.com, bighawkeyesfan.com and two others.

These name servers tend to appear together with the name servers ian.ns.cloudflare.com, jake.ns.cloudflare.com and zoe.ns.cloudflare.com.

Hosts with 6 IP addresses each:

lily.ns.cloudflare.com maps to 108.162.192.130, 172.64.32.130, 173.245.58.130 and 3 additional IP addresses.

sam.ns.cloudflare.com maps to 108.162.193.141, 172.64.33.141, 173.245.59.141 and 3 additional IP addresses.

Mail Servers

curiousprogrammer.net has three mail servers: amir.mx.cloudflare.net, isaac.mx.cloudflare.net and linda.mx.cloudflare.net.

At least some of the mail servers used by curiousprogrammer.net are shared with other domains: evanfrey.com, cf-testing.com, os-system.com and two others among them.

Hosts with 6 IP addresses each:

amir.mx.cloudflare.net maps to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 additional IP addresses.

isaac.mx.cloudflare.net maps to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 additional IP addresses.

linda.mx.cloudflare.net maps to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 additional IP addresses.