fe-prep.com - dns.ninja

`fe-prep.com`

DNSSEC	⚠️ Not signed
A	52.0.251.192^{🇺🇸 Amazon52.0.0.0/15 EC2 IAD prefix}
		PTR	`ec2-52-0-251-192.compute-1.amazonaws.com`
A	54.159.144.230^{🇺🇸 Amazon54.156.0.0/14 EC2 IAD prefix}
NS	`ns-1000.awsdns-61.net` ⭐
		A	2600:9000:5303:e800::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-1000.awsdns-61.net`
		A	205.251.195.232^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-1000.awsdns-61.net`
NS	`ns-1346.awsdns-40.org`
		A	2600:9000:5305:4200::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1346.awsdns-40.org`
		A	205.251.197.66^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1346.awsdns-40.org`
NS	`ns-1862.awsdns-40.co.uk`
		A	2600:9000:5307:4600::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1862.awsdns-40.co.uk`
		A	205.251.199.70^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1862.awsdns-40.co.uk`
NS	`ns-69.awsdns-08.com`
		A	2600:9000:5300:4500::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-69.awsdns-08.com`
		A	205.251.192.69^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-69.awsdns-08.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`
SOA	`ns-1000.awsdns-61.net`awsdns-hostmaster@amazon.com serial=1

`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=1786279584

Same first word

fe-prep.com

DNS History

17 records (8 active, 9 former)

●NSns-1000.awsdns-61.net2020-03-07 → 2026-08-09 · 3 obs

○ 2017-03-23 02:28:22
● 2020-03-07 17:13:20
● 2026-08-09 13:05:48

●NSns-1346.awsdns-40.org2020-03-07 → 2026-08-09 · 3 obs

○ 2017-03-23 02:28:22
● 2020-03-07 17:13:20
● 2026-08-09 13:05:48

●NSns-1862.awsdns-40.co.uk2020-03-07 → 2026-08-09 · 3 obs

○ 2017-03-23 02:28:22
● 2020-03-07 17:13:20
● 2026-08-09 13:05:48

●NSns-69.awsdns-08.com2020-03-07 → 2026-08-09 · 3 obs

○ 2017-03-23 02:28:22
● 2020-03-07 17:13:20
● 2026-08-09 13:05:48

○NSns51.domaincontrol.com2015-05-28 → 2017-03-23 · 4 obs

● 2015-05-28 02:39:54
● 2017-03-23 02:28:22
○ 2020-03-07 17:13:20
○ 2026-08-09 13:05:48

○NSns52.domaincontrol.com2015-05-28 → 2017-03-23 · 4 obs

● 2015-05-28 02:39:54
● 2017-03-23 02:28:22
○ 2020-03-07 17:13:20
○ 2026-08-09 13:05:48

●MXmailstore1.secureserver.net2015-05-28 → 2026-08-09 · 2 obs

● 2015-05-28 02:39:54
● 2026-08-09 13:05:48

●MXsmtp.secureserver.net2015-05-28 → 2026-08-09 · 2 obs

● 2015-05-28 02:39:54
● 2026-08-09 13:05:48

○A100.52.149.2102026-02-25 → 2026-02-26 · 5 obs

○ 2020-03-07 17:13:20
● 2026-02-25 19:38:20
● 2026-02-26 09:05:40
○ 2026-08-09 13:05:46
○ 2026-08-09 13:05:48

○A107.23.172.1112026-02-25 → 2026-08-09 · 2 obs

○ 2026-02-25 19:38:20
○ 2026-08-09 13:05:48

○A184.168.221.12015-05-28 → 2017-03-23 · 4 obs

● 2015-05-28 02:39:54
● 2017-03-23 02:28:22
○ 2020-03-07 17:13:20
○ 2026-08-09 13:05:48

○A3.211.182.1072026-02-25 → 2026-08-09 · 2 obs

○ 2026-02-25 19:38:20
○ 2026-08-09 13:05:48

○A3.221.121.712020-03-07 → 2020-03-07 · 4 obs

○ 2017-03-23 02:28:22
● 2020-03-07 17:13:20
○ 2026-02-25 19:38:20
○ 2026-08-09 13:05:48

○A3.85.0.1412020-03-07 → 2020-03-07 · 4 obs

○ 2017-03-23 02:28:22
● 2020-03-07 17:13:20
○ 2026-02-25 19:38:20
○ 2026-08-09 13:05:48

○A44.194.185.2412026-02-25 → 2026-02-26 · 5 obs

○ 2020-03-07 17:13:20
● 2026-02-25 19:38:20
● 2026-02-26 09:05:40
○ 2026-08-09 13:05:46
○ 2026-08-09 13:05:48

●A52.0.251.1922026-08-09 → 2026-08-09 · 3 obs

○ 2026-02-26 09:05:40
● 2026-08-09 13:05:46
● 2026-08-09 13:05:48

●A54.159.144.2302026-08-09 → 2026-08-09 · 3 obs

○ 2026-02-26 09:05:40
● 2026-08-09 13:05:46
● 2026-08-09 13:05:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
fe-prep.com	ns-69.awsdns-08.com, ns-1000.awsdns-61.net, ns-1862.awsdns-40.co.uk, ns-1346.awsdns-40.org	2 records

✅ Authoritative Response

Server:205.251.199.70

NS records: ns-69.awsdns-08.com, ns-1000.awsdns-61.net, ns-1862.awsdns-40.co.uk, ns-1346.awsdns-40.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fe-prep.com (unsigned zone)

⏱️ Timing

Total: 295ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.0.251.192, 54.159.144.230`
NS	4	`ns-1000.awsdns-61.net, ns-1346.awsdns-40.org...`
MX	2	`smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10)`
SOA	1	`ns-1000.awsdns-61.net awsdns-hostmaster.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-69.awsdns-08.com, ns-69.awsdns-08.com)

Analysis

IP Addresses

fe-prep.com directs to two IP numbers, 52.0.251.192 and 54.159.144.230

femastery.net, thepowertopass.com, kpscalifornia.com and two other host names share IP numbers with fe-prep.com.

Name Servers

The authoritative name servers for fe-prep.com are ns-69.awsdns-08.com, ns-1000.awsdns-61.net, ns-1346.awsdns-40.org and ns-1862.awsdns-40.co.uk.

fe-prep.com shares at least some of its name servers with other domains, including redesdelcaribe.net, sibufxhdrqpkqfp.com, vobi.com and two others.

These name servers are frequently seen alongside ns-425.awsdns-53.com, ns-530.awsdns-02.net, ns-1460.awsdns-54.org and 3 other name servers.

The host names ns-69.awsdns-08.com, ns-1000.awsdns-61.net, ns-1346.awsdns-40.org and ns-1862.awsdns-40.co.uk each resolve to two IP addresses: ns-69.awsdns-08.com resolves to 205.251.192.69 and 2600:9000:5300:4500::1; ns-1000.awsdns-61.net resolves to 205.251.195.232 and 2600:9000:5303:e800::1; ns-1346.awsdns-40.org resolves to 205.251.197.66 and 2600:9000:5305:4200::1; ns-1862.awsdns-40.co.uk resolves to 205.251.199.70 and 2600:9000:5307:4600::1.

Mail Servers

Mail for fe-prep.com is handled by two mail servers — mailstore1.secureserver.net and smtp.secureserver.net.

fe-prep.com uses an identical mail server configuration to several other domains — among them loopspaces.com, healthy-hongkong.com, drjohnvanderzyl.com and two more.

mailstore1.secureserver.net and smtp.secureserver.net each resolve to three IP addresses. mailstore1.secureserver.net resolves to 216.69.141.78, 216.69.141.114 and 216.69.141.162. smtp.secureserver.net resolves to 216.69.141.71, 216.69.141.84 and 216.69.141.113.