prepforprep.org - dns.ninja

`prepforprep.org`

DNSSEC	⚠️ Not signed
A	54.209.77.18^{🇺🇸 Amazon54.208.0.0/15 EC2 IAD prefix}
		PTR	`ec2-54-209-77-18.compute-1.amazonaws.com`
NS	`aragorn.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b43^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aragorn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c143^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aragorn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2143^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aragorn.ns.cloudflare.com`
		A	108.162.193.67^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aragorn.ns.cloudflare.com`
		A	172.64.33.67^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aragorn.ns.cloudflare.com`
		A	173.245.59.67^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aragorn.ns.cloudflare.com`
NS	`cortney.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a57^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c057^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cortney.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2057^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cortney.ns.cloudflare.com`
		A	108.162.192.87^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	172.64.32.87^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	173.245.58.87^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽⁴⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
TXT	`MS=ms36929465`
TXT	`V7ibGsgg`
TXT	`asv=23ef5b706c24c564349a1cfe0743e9c1`
TXT	`google-site-verification=muyUceof3MHTtTo36OJHISdVEd1BaGlneBsEcVVBQvI`
TXT	`intacct-esk=EE05DCFE9D8D21E5E0530C06A8C0C631`
TXT	`pardot1072202=0540b1f893bcfbeb9f8a899a7f42ca7c8b1a0b5affc3ac16bd90183f748fc8f1`
TXT	`sending_domain1072202=c4d23a5906dec5a7a895e4bc82807a0afde7cbe915e3af45c04830c...`
TXT	`slack-domain-verification=DWkfBjeNwswm3GASz4tqyEpA8H4lYjmU6ZR3QA3p`
TXT	`v=spf1 mx a include:sendgrid.net include:_spf.google.com include:myschoolnoti...`
SOA	`aragorn.ns.cloudflare.com`dns@cloudflare.com serial=2405574705

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1783183530

WOT: SAFE (84/100)

Subdomains

www.prepforprep.org

Same first word

prepforprep.org

prepforprep.com

DNS History

11 records (7 active, 4 former)

○NSa.ns.broadviewnet.net2015-07-04 → 2017-03-25 · 4 obs

● 2015-07-04 17:35:44
● 2017-03-25 02:12:58
○ 2017-08-17 06:36:10
○ 2026-07-04 17:00:10

●NSaragorn.ns.cloudflare.com2017-08-17 → 2026-07-04 · 3 obs

○ 2017-03-25 02:12:58
● 2017-08-17 06:36:10
● 2026-07-04 17:00:10

○NSb.ns.broadviewnet.net2015-07-04 → 2017-03-25 · 4 obs

● 2015-07-04 17:35:44
● 2017-03-25 02:12:58
○ 2017-08-17 06:36:10
○ 2026-07-04 17:00:10

○NSc.ns.broadviewnet.net2015-07-04 → 2017-03-25 · 4 obs

● 2015-07-04 17:35:44
● 2017-03-25 02:12:58
○ 2017-08-17 06:36:10
○ 2026-07-04 17:00:10

●NScortney.ns.cloudflare.com2017-08-17 → 2026-07-04 · 3 obs

○ 2017-03-25 02:12:58
● 2017-08-17 06:36:10
● 2026-07-04 17:00:10

●MXalt1.aspmx.l.google.com2015-07-04 → 2026-07-04 · 2 obs

● 2015-07-04 17:35:44
● 2026-07-04 17:00:10

●MXalt2.aspmx.l.google.com2015-07-04 → 2026-07-04 · 2 obs

● 2015-07-04 17:35:44
● 2026-07-04 17:00:10

●MXalt3.aspmx.l.google.com2015-07-04 → 2026-07-04 · 2 obs

● 2015-07-04 17:35:44
● 2026-07-04 17:00:10

●MXaspmx.l.google.com2015-07-04 → 2026-07-04 · 2 obs

● 2015-07-04 17:35:44
● 2026-07-04 17:00:10

●A54.209.77.182016-06-26 → 2026-07-04 · 3 obs

○ 2016-03-07 10:57:24
● 2016-06-26 18:11:36
● 2026-07-04 17:00:10

○A74.123.152.822015-07-04 → 2016-03-07 · 4 obs

● 2015-07-04 17:35:44
● 2016-03-07 10:57:24
○ 2016-06-26 18:11:36
○ 2026-07-04 17:00:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org	-
prepforprep.org	cortney.ns.cloudflare.com, aragorn.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.87

NS records: cortney.ns.cloudflare.com, aragorn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prepforprep.org (unsigned zone)

⏱️ Timing

Total: 485ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.209.77.18`
NS	2	`aragorn.ns.cloudflare.com, cortney.ns.cloudflare.com`
MX	4	`aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...`
TXT	9	`MS=ms36929465, V7ibGsgg...`
SOA	1	`aragorn.ns.cloudflare.com dns.cloudflare`

Analysis

Hierarchy

The domain www.prepforprep.org falls under the parent prepforprep.org.

IP Addresses

prepforprep.org has exactly one IP address — 54.209.77.18.

ehs1.org, burkeschool.org, woodberry.org plus two other host names have IP numbers in common with prepforprep.org.

Name Servers

prepforprep.org uses two name servers for its delegation: aragorn.ns.cloudflare.com and cortney.ns.cloudflare.com.

The name server configuration of prepforprep.org is shared with other domains, for instance vadavo.com, dayusnailspa.top, thefourwaysofdivorce.com and two others.

At least some of prepforprep.org's name servers are shared with other domains, for example 69es.com, kkvip.biz, zbdn.com and two more.

These name servers tend to be deployed in combination with the name servers bonnie.ns.cloudflare.com and fatima.ns.cloudflare.com.

Hosts with 6 IP addresses each:

Hostname aragorn.ns.cloudflare.com directs to 108.162.193.67, 172.64.33.67 and 173.245.59.67 along with 3 other IP addresses.

Hostname cortney.ns.cloudflare.com directs to 108.162.192.87, 172.64.32.87 and 173.245.58.87 along with 3 other IP addresses.

Mail Servers

The four mail servers for prepforprep.org are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and alt3.aspmx.l.google.com.

At least some of the mail servers used by prepforprep.org are shared with other domains: ns500759.ns500698.ns500759.ns500735.ns500736.ns500736.ns500698.ns500736.ns500735.ns500698.ns500576.ns500619.ns500576.trackreceptor.com, unicast.nu, ns500731.ns500731.ns500671.ns500754.ns500671.ns500291.ns500678.ns500291.ns500666.ns500653.ns500153.tenderladiesbz.com and two others among them.

It is common to find these mail servers paired with the mail servers alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com, as well as two others.

Four hostnames, each resolving to a pair of IP addresses: aspmx.l.google.com directs to 142.251.167.26 and 2607:f8b0:4004:c07::1b; alt1.aspmx.l.google.com directs to 108.177.123.27 and 2800:3f0:4003:c0f::1b; alt2.aspmx.l.google.com directs to 172.253.116.26 and 2a00:1450:400b:c02::1a; alt3.aspmx.l.google.com directs to 192.178.223.27 and 2a00:1450:4009:c0f::1a.