`nuvisionhighschool.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:d1e4^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:5b2b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.91.43^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.209.228^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bill.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bill.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bill.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bill.ns.cloudflare.com`
		A	108.162.193.74^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bill.ns.cloudflare.com`
		A	172.64.33.74^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bill.ns.cloudflare.com`
		A	173.245.59.74^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bill.ns.cloudflare.com`
NS	`fish.ns.cloudflare.com`
		A	2606:4700:50::a29f:26fc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fish.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2fc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`fish.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22fc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`fish.ns.cloudflare.com`
		A	108.162.194.252^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fish.ns.cloudflare.com`
		A	162.159.38.252^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fish.ns.cloudflare.com`
		A	172.64.34.252^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fish.ns.cloudflare.com`
MX	`nuvisionhighschool-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::6^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::c^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::5^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am1pr04cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::d^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr05cu01305.inbound.protection.outlook.com`
		A	52.101.68.16^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00400.inbound.protection.outlook.com`
		A	52.101.68.32^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00200.inbound.protection.outlook.com`
		A	52.101.73.2^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr07cu00302.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
TXT	`google-site-verification=6xXuMFokX7gzh54UqlZcpqDSWslmbnxX9rJl9dr2Kbo`
TXT	`google-site-verification=KFlp2fZmxLbwme_dGLSuK-5IOT6KU7i-jyZI06e2Ujs`
TXT	`google-site-verification=pcBRVu05GsGtk1ysN5_2HEeBED3iL4IgQt5mkJePnlg`
TXT	`v=spf1 ip4:65.181.111.231 include:spf.mysecurecloudhost.com ip4:198.38.91.22 ...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.91.43, 172.67.209.228
		IPv6	2606:4700:3032::ac43:d1e4, 2606:4700:3037::6815:5b2b
SOA	`bill.ns.cloudflare.com`dns@cloudflare.com serial=2399651803

`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=1774393017

Subdomains

clearing.nuvisionhighschool.com

Same first word

nuvisionhighschool.com

DNS History

14 records (7 active, 7 former)

●NSbill.ns.cloudflare.com2026-02-17 → 2026-03-24 · 3 obs

○ 2017-06-10 11:07:40
● 2026-02-17 07:59:58
● 2026-03-24 23:10:04

●NSfish.ns.cloudflare.com2026-02-17 → 2026-03-24 · 3 obs

○ 2017-06-10 11:07:40
● 2026-02-17 07:59:58
● 2026-03-24 23:10:04

○NSrs116.registrar-servers.com2015-05-23 → 2016-08-11 · 4 obs

● 2015-05-23 04:33:06
● 2016-08-11 01:02:34
○ 2017-06-10 11:07:40
○ 2026-03-24 23:10:04

○NSrs148.registrar-servers.com2017-06-10 → 2017-06-10 · 4 obs

○ 2016-08-11 01:02:34
● 2017-06-10 11:07:40
○ 2026-02-17 07:59:58
○ 2026-03-24 23:10:04

○NSrs16.registrar-servers.com2015-05-23 → 2016-08-11 · 4 obs

● 2015-05-23 04:33:06
● 2016-08-11 01:02:34
○ 2017-06-10 11:07:40
○ 2026-03-24 23:10:04

○NSrs48.registrar-servers.com2017-06-10 → 2017-06-10 · 4 obs

○ 2016-08-11 01:02:34
● 2017-06-10 11:07:40
○ 2026-02-17 07:59:58
○ 2026-03-24 23:10:04

○MXmail.nuvisionhighschool.com2015-05-23 → 2017-06-10 · 4 obs

● 2015-05-23 04:33:06
● 2017-06-10 11:07:40
○ 2026-02-17 07:59:58
○ 2026-03-24 23:10:04

●MXnuvisionhighschool-com.mail.protection.outlook.com2026-02-17 → 2026-03-24 · 3 obs

○ 2017-06-10 11:07:40
● 2026-02-17 07:59:58
● 2026-03-24 23:10:04

●A104.21.91.432026-02-17 → 2026-03-24 · 3 obs

○ 2017-06-10 11:07:40
● 2026-02-17 07:59:58
● 2026-03-24 23:10:04

●A172.67.209.2282026-02-17 → 2026-03-24 · 3 obs

○ 2017-06-10 11:07:40
● 2026-02-17 07:59:58
● 2026-03-24 23:10:04

○A198.187.29.312015-05-23 → 2016-08-11 · 4 obs

● 2015-05-23 04:33:06
● 2016-08-11 01:02:34
○ 2017-06-10 11:07:40
○ 2026-03-24 23:10:04

○A198.54.115.1872017-06-10 → 2017-06-10 · 4 obs

○ 2016-08-11 01:02:34
● 2017-06-10 11:07:40
○ 2026-02-17 07:59:58
○ 2026-03-24 23:10:04

●A2606:4700:3032::ac43:d1e42026-02-17 → 2026-03-24 · 3 obs

○ 2017-06-10 11:07:40
● 2026-02-17 07:59:58
● 2026-03-24 23:10:04

●A2606:4700:3037::6815:5b2b2026-02-17 → 2026-03-24 · 3 obs

○ 2017-06-10 11:07:40
● 2026-02-17 07:59:58
● 2026-03-24 23:10:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
nuvisionhighschool.com	bill.ns.cloudflare.com, fish.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.74

NS records: bill.ns.cloudflare.com, fish.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nuvisionhighschool.com (unsigned zone)

⏱️ Timing

Total: 171ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.209.228, 104.21.91.43`
AAAA	2	`2606:4700:3032::ac43:d1e4, 2606:4700:3037::6815:5b2b`
NS	2	`bill.ns.cloudflare.com, fish.ns.cloudflare.com`
MX	1	`nuvisionhighschool-com.mail.protection.o`
TXT	4	`google-site-verification=6xXuMFokX7gzh54, google-site-verification=KFlp2fZmxLbwme_...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bill.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The parent of clearing.nuvisionhighschool.com is nuvisionhighschool.com.

IP Addresses

nuvisionhighschool.com maps to four IP numbers: 2606:4700:3032::ac43:d1e4, 2606:4700:3037::6815:5b2b, 104.21.91.43 and 172.67.209.228.

Other host names, for instance hehangshangmao.com, menuforyou.ru, www.fefupklsamwme.online, otcl.com and wanhoe.com share IP numbers with nuvisionhighschool.com.

Name Servers

Two name servers bill.ns.cloudflare.com and fish.ns.cloudflare.com handle delegation for nuvisionhighschool.com.

nuvisionhighschool.com uses the same name server setup as other domains, for example ispc.com.tw, 713h.com, g509.com, 214y.com and ergoems.com.

nuvisionhighschool.com partially shares name servers with other domains; examples include dziarownia.pl, guangzhoumy.com, elbullibooks.com, dyw88.com and megaweb63.at.

these name servers are commonly used with the name servers gabe.ns.cloudflare.com.

Host names with six IP numbers: bill.ns.cloudflare.com points to: 2606:4700:58::adf5:3b4a, 2803:f800:50::6ca2:c14a, 2a06:98c1:50::ac40:214a, 108.162.193.74, 172.64.33.74 and 173.245.59.74; fish.ns.cloudflare.com points to: 2606:4700:50::a29f:26fc, 2803:f800:50::6ca2:c2fc, 2a06:98c1:50::ac40:22fc, 108.162.194.252, 162.159.38.252 and 172.64.34.252.

Mail Servers

nuvisionhighschool.com is handled by a single mail server, nuvisionhighschool-com.mail.protection.outlook.com.

Hostname nuvisionhighschool-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::6, 2a01:111:f403:ca04::c, 2a01:111:f403:ca09::5, 2a01:111:f403:ca09::d, 52.101.68.16, 52.101.68.32, 52.101.73.2 and 52.101.73.19.

nuvisionhighschool.com - robtex.com