cvisd.com - dns.ninja

`cvisd.com`

DNSSEC	⚠️ Not signed
A	34.82.242.230^{🇺🇸 Google34.82.240.0/20}
		PTR	`230.242.82.34.bc.googleusercontent.com`
NS	`ns81.worldnic.com` ⭐
		A	162.159.26.131^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns82.worldnic.com`
		A	162.159.27.117^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`cvisd-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00300.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:c922::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr02cu00702.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::5^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch4pr21cu00105.inbound.protection.outlook.com`
		A	52.101.9.0^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr02cu00100.inbound.protection.outlook.com`
		A	52.101.40.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy5pr03cu00204.inbound.protection.outlook.com`
		A	52.101.40.24^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy5pr05cu00100.inbound.protection.outlook.com`
		A	52.101.194.19^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch5pr02cu00303.inbound.protection.outlook.com`
TXT	`ppe-3ec54aec52351cc6c187950e826ea2e6ad8f4d3d`
TXT	`MS=ms55983890`
TXT	`x4pkmg1dn31cqtz3sxzfxlwby942wf5x`
TXT	`v=spf1 include:spf.protection.outlook.com include:spfa.cpmails.com include:ma...`
SOA	`NS81.WORLDNIC.com`namehost@WORLDNIC.com serial=125043012

`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=1785348472

Same first word

cvisd.com

cvisd.org

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cdvis.com

DNS History

7 records (4 active, 3 former)

●NSns81.worldnic.com2015-08-21 → 2026-07-29 · 2 obs

● 2015-08-21 07:16:06
● 2026-07-29 18:09:16

●NSns82.worldnic.com2015-08-21 → 2026-07-29 · 2 obs

● 2015-08-21 07:16:06
● 2026-07-29 18:09:16

●MXcvisd-com.mail.protection.outlook.com2026-07-04 → 2026-07-29 · 3 obs

○ 2017-04-01 21:30:08
● 2026-07-04 02:21:00
● 2026-07-29 18:09:16

○MXmx1.smtp.exch032.serverdata.net2015-08-21 → 2017-04-01 · 4 obs

● 2015-08-21 07:16:06
● 2017-04-01 21:30:08
○ 2026-07-04 02:21:00
○ 2026-07-29 18:09:16

○MXmx2.smtp.exch032.serverdata.net2015-08-21 → 2017-04-01 · 4 obs

● 2015-08-21 07:16:06
● 2017-04-01 21:30:08
○ 2026-07-04 02:21:00
○ 2026-07-29 18:09:16

●A34.82.242.2302026-07-04 → 2026-07-29 · 3 obs

○ 2017-04-01 21:30:08
● 2026-07-04 02:21:00
● 2026-07-29 18:09:16

○A72.34.43.842015-08-21 → 2017-04-01 · 4 obs

● 2015-08-21 07:16:06
● 2017-04-01 21:30:08
○ 2026-07-04 02:21:00
○ 2026-07-29 18:09:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net...	-
cvisd.com	ns81.worldnic.com, ns82.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.131

NS records: ns81.worldnic.com, ns82.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cvisd.com (unsigned zone)

⏱️ Timing

Total: 514ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`34.82.242.230`
NS	2	`ns82.worldnic.com, ns81.worldnic.com`
MX	1	`cvisd-com.mail.protection.outlook.com (p`
TXT	4	`ppe-3ec54aec52351cc6c187950e826ea2e6ad8f, MS=ms55983890...`
SOA	1	`NS81.WORLDNIC.com namehost.WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns81.worldnic.com, ns82.worldnic.com)

Analysis

IP Addresses

cvisd.com has exactly one IP address — 34.82.242.230.

ceseetimes.wpengine.com, arbcpa.com, cityhealth.org plus two other host names have IP numbers in common with cvisd.com.

Name Servers

cvisd.com has two authoritative name servers — ns81.worldnic.com and ns82.worldnic.com.

The name server configuration of cvisd.com is shared with other domains, for instance priberam.com, austinsemiconductor.info, daringhope.com and two others.

The name servers for cvisd.com overlap at least partially with those of other domains — for example lakefrontsc.com.

ns81.worldnic.com directs to 162.159.26.131 and ns82.worldnic.com directs to 162.159.27.117; each host name points to exactly one IP number.

Mail Servers

cvisd.com uses one mail server — cvisd-com.mail.protection.outlook.com.

cvisd-com.mail.protection.outlook.com has 8 IP addresses: 52.101.9.0, 52.101.40.4, 52.101.40.24 plus 5 more.