teachingprogramming.net - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`teachingprogramming.net`

DNSSEC	⚠️ Not signed
A	219.94.163.234^{🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
NS	`hassan.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c95^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hassan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c395^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hassan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2395^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hassan.ns.cloudflare.com`
		A	108.162.195.149^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hassan.ns.cloudflare.com`
		A	162.159.44.149^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hassan.ns.cloudflare.com`
		A	172.64.35.149^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hassan.ns.cloudflare.com`
NS	`laila.ns.cloudflare.com`
		A	2606:4700:50::a29f:267a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laila.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c27a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`laila.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:227a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`laila.ns.cloudflare.com`
		A	108.162.194.122^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laila.ns.cloudflare.com`
		A	162.159.38.122^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laila.ns.cloudflare.com`
		A	172.64.34.122^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laila.ns.cloudflare.com`
MX	`m.teachingprogramming.net` ⭐
		A	153.126.183.51^{🇯🇵 SAKURA-A153.126.128.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
			PTR	`ik1-327-23797.vs.sakura.ne.jp`
MX	`teachingprogramming.net`⁽¹⁰⁾
		A	219.94.163.234^{🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
TXT	`google-site-verification=DTr6XrIRevPGhGLN6gVaxn-5NY0rQW-aRg74CJXbGhM`
TXT	`v=spf1 a:www1594.sakura.ne.jp mx -all`
SOA	`hassan.ns.cloudflare.com`dns@cloudflare.com serial=2413065606

`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=1791338849

MX for

teachingprogramming.net

Same first word

teachingprogramming.net

teachingprogramming.com

Previous names

Next names

DNS History

9 records (5 active, 4 former)

●NShassan.ns.cloudflare.com2026-09-03 → 2026-10-07 · 3 obs

○ 2017-03-28 14:41:44
● 2026-09-03 09:31:36
● 2026-10-07 02:21:28

●NSlaila.ns.cloudflare.com2026-09-03 → 2026-10-07 · 3 obs

○ 2017-03-28 14:41:44
● 2026-09-03 09:31:36
● 2026-10-07 02:21:28

○NSmaster.dns.ne.jp2015-07-05 → 2017-03-28 · 4 obs

● 2015-07-05 20:01:40
● 2017-03-28 14:41:44
○ 2026-09-03 09:31:36
○ 2026-10-07 02:21:28

○NSns1.dns.ne.jp2015-07-05 → 2017-03-28 · 4 obs

● 2015-07-05 20:01:40
● 2017-03-28 14:41:44
○ 2026-09-03 09:31:36
○ 2026-10-07 02:21:28

○NSns2.dns.ne.jp2015-07-05 → 2017-03-28 · 4 obs

● 2015-07-05 20:01:40
● 2017-03-28 14:41:44
○ 2026-09-03 09:31:36
○ 2026-10-07 02:21:28

●MXm.teachingprogramming.net2026-09-03 → 2026-10-07 · 3 obs

○ 2015-07-05 20:01:40
● 2026-09-03 09:31:36
● 2026-10-07 02:21:28

●MXteachingprogramming.net2015-07-05 → 2026-10-07 · 2 obs

● 2015-07-05 20:01:40
● 2026-10-07 02:21:28

●A219.94.163.2342026-09-03 → 2026-10-07 · 3 obs

○ 2017-03-28 14:41:44
● 2026-09-03 09:31:36
● 2026-10-07 02:21:28

○A59.106.171.542015-07-05 → 2017-03-28 · 4 obs

● 2015-07-05 20:01:40
● 2017-03-28 14:41:44
○ 2026-09-03 09:31:36
○ 2026-10-07 02:21:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net...	-
teachingprogramming.net	laila.ns.cloudflare.com, hassan.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.149

NS records: laila.ns.cloudflare.com, hassan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for teachingprogramming.net (unsigned zone)

⏱️ Timing

Total: 523ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`219.94.163.234`
NS	2	`hassan.ns.cloudflare.com, laila.ns.cloudflare.com`
MX	2	`teachingprogramming.net (pri: 10), m.teachingprogramming.net (pri: 5)`
TXT	2	`google-site-verification=DTr6XrIRevPGhGL, v=spf1 a:www1594.sakura.ne.jp mx -all`
SOA	1	`hassan.ns.cloudflare.com dns.cloudflare.`

Analysis

Mail Server Role

teachingprogramming.net handles its own mail, functioning as its own mail server.

m.teachingprogramming.net is often seen acting as a mail server in combination with teachingprogramming.net.

IP Addresses

teachingprogramming.net resolves to just one IP address, 219.94.163.234.

Two other host names, along with nasu-morizou.com, gsl-yokosuka.com and bg-katsunuma.com, also share IP numbers with teachingprogramming.net.

Name Servers

DNS delegation for teachingprogramming.net points to two name servers: hassan.ns.cloudflare.com and laila.ns.cloudflare.com.

teachingprogramming.net shares its NS records with other domains, for example eastladoctorshospital-cvbc.com, d8cmf99m5b.workers.dev, kickmaxru.org and two others.

teachingprogramming.net shares at least some of its name servers with other domains, including 3873665215.workers.dev, dramaboxdb-djm.pages.dev, devalog.net and two others.

These name servers are frequently seen alongside the name servers elliot.ns.cloudflare.com, sue.ns.cloudflare.com, maxine.ns.cloudflare.com and mia.ns.cloudflare.com.

DNS names with 6 IP addresses:

hassan.ns.cloudflare.com has IP addresses 108.162.195.149, 162.159.44.149 and 172.64.35.149, plus 3 other.

laila.ns.cloudflare.com has IP addresses 108.162.194.122, 162.159.38.122 and 172.64.34.122, plus 3 other.

Mail Servers

teachingprogramming.net uses two mail servers, teachingprogramming.net and m.teachingprogramming.net.

teachingprogramming.net and m.teachingprogramming.net each resolve to one IP number: teachingprogramming.net points to 219.94.163.234 and m.teachingprogramming.net points to 153.126.183.51.