k12reader.net - dns.ninja

`k12reader.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:bad^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:a6b2^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.11.173^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.166.178^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lara.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a80^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c080^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2080^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lara.ns.cloudflare.com`
		A	108.162.192.128^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lara.ns.cloudflare.com`
		A	172.64.32.128^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lara.ns.cloudflare.com`
		A	173.245.58.128^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lara.ns.cloudflare.com`
NS	`pete.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b88^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pete.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c188^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`pete.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2188^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`pete.ns.cloudflare.com`
		A	108.162.193.136^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pete.ns.cloudflare.com`
		A	172.64.33.136^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pete.ns.cloudflare.com`
		A	173.245.59.136^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pete.ns.cloudflare.com`
MX	`smtp.secureserver.net` ⭐
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`mailstore1.secureserver.net`⁽¹⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.11.173, 172.67.166.178
		IPv6 hints	2606:4700:3034::6815:bad, 2606:4700:3035::ac43:a6b2
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=221, name=cloudflare-ech.com
SOA	`lara.ns.cloudflare.com`dns@cloudflare.com serial=2409718757

`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=1786707144

Same first word

k12reader.com

k12reader.net

DNS History

16 records (8 active, 8 former)

●NSlara.ns.cloudflare.com2026-03-20 → 2026-08-14 · 3 obs

○ 2017-10-26 10:34:30
● 2026-03-20 17:03:22
● 2026-08-14 11:53:42

○NSns57.domaincontrol.com2015-08-05 → 2017-10-26 · 4 obs

● 2015-08-05 18:06:56
● 2017-10-26 10:34:30
○ 2026-03-20 17:03:22
○ 2026-08-14 11:53:42

○NSns58.domaincontrol.com2015-08-05 → 2017-10-26 · 4 obs

● 2015-08-05 18:06:56
● 2017-10-26 10:34:30
○ 2026-03-20 17:03:22
○ 2026-08-14 11:53:42

●NSpete.ns.cloudflare.com2026-03-20 → 2026-08-14 · 3 obs

○ 2017-10-26 10:34:30
● 2026-03-20 17:03:22
● 2026-08-14 11:53:42

●MXmailstore1.secureserver.net2015-08-05 → 2026-08-14 · 2 obs

● 2015-08-05 18:06:56
● 2026-08-14 11:53:42

●MXsmtp.secureserver.net2015-08-05 → 2026-08-14 · 2 obs

● 2015-08-05 18:06:56
● 2026-08-14 11:53:42

●A104.21.11.1732026-03-20 → 2026-08-14 · 10 obs

○ 2017-10-26 10:34:30
● 2026-03-20 17:03:22
● 2026-04-15 06:48:36
○ 2026-04-17 05:38:10
● 2026-04-29 15:00:18
● 2026-05-10 17:19:08
○ 2026-05-25 09:07:02
● 2026-05-31 18:03:50
○ 2026-07-16 10:44:30
● 2026-08-14 11:53:42

●A172.67.166.1782026-03-20 → 2026-08-14 · 10 obs

○A188.114.96.02026-04-17 → 2026-07-16 · 9 obs

○ 2026-03-20 17:03:22
○ 2026-04-15 06:48:36
● 2026-04-17 05:38:10
○ 2026-04-29 15:00:18
○ 2026-05-10 17:19:08
● 2026-05-25 09:07:02
○ 2026-05-31 18:03:50
● 2026-07-16 10:44:30
○ 2026-08-14 11:53:42

○A188.114.97.02026-04-17 → 2026-07-16 · 9 obs

●A2606:4700:3034::6815:bad2026-03-20 → 2026-08-14 · 10 obs

○A2606:4700:3034::ac43:a6b22026-03-20 → 2026-05-31 · 10 obs

●A2606:4700:3035::ac43:a6b22026-07-11 → 2026-08-14 · 4 obs

○ 2026-05-31 18:03:50
● 2026-07-11 23:40:58
○ 2026-07-16 10:44:30
● 2026-08-14 11:53:42

○A2a06:98c1:3120::2026-04-17 → 2026-07-16 · 9 obs

○A2a06:98c1:3121::2026-04-17 → 2026-07-16 · 9 obs

○A50.63.202.502015-08-05 → 2017-10-26 · 4 obs

● 2015-08-05 18:06:56
● 2017-10-26 10:34:30
○ 2026-03-20 17:03:22
○ 2026-08-14 11:53:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
k12reader.net	lara.ns.cloudflare.com, pete.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.136

NS records: lara.ns.cloudflare.com, pete.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for k12reader.net (unsigned zone)

⏱️ Timing

Total: 307ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.11.173, 172.67.166.178`
AAAA	2	`2606:4700:3034::6815:bad, 2606:4700:3035::ac43:a6b2`
NS	2	`lara.ns.cloudflare.com, pete.ns.cloudflare.com`
MX	2	`smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lara.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

k12reader.net directs to four IP numbers, which are 104.21.11.173, 172.67.166.178, 2606:4700:3034::6815:bad and 2606:4700:3035::ac43:a6b2.

Two other host names, along with ailana.com.ar, pwgleads.com and gimenezforflorida.com, also share IP numbers with k12reader.net.

Name Servers

k12reader.net uses two name servers for its delegation: lara.ns.cloudflare.com and pete.ns.cloudflare.com.

k12reader.net shares its NS records with other domains, for example hazhir.ca, mathaids.com, fundacionescym.es and two others.

At least some of k12reader.net's name servers are shared with other domains, for example fdcas.de, myanmore.com, portelo.com.br and two more.

DNS names with 6 IP addresses:

Hostname lara.ns.cloudflare.com directs to 108.162.192.128, 172.64.32.128 and 173.245.58.128 along with 3 other IP addresses.

Hostname pete.ns.cloudflare.com directs to 108.162.193.136, 172.64.33.136 and 173.245.59.136 along with 3 other IP addresses.

Mail Servers

k12reader.net is served by two mail servers, mailstore1.secureserver.net and smtp.secureserver.net.

Among the domains sharing a mail server setup with k12reader.net are allthingsgood.app, itidor.com, independentagentdatabase.com and two others.

k12reader.net overlaps on mail servers with certain other domains, hsg-asia.net among them.

The hosts mailstore1.secureserver.net and smtp.secureserver.net both resolve to three IP numbers: mailstore1.secureserver.net to 216.69.141.78, 216.69.141.114 and 216.69.141.162, and smtp.secureserver.net to 216.69.141.71, 216.69.141.84 and 216.69.141.113.