prepcentral.org - dns.ninja

`prepcentral.org`

DNSSEC	⚠️ Not signed
A	66.207.141.153^{🇺🇸 ASPSTATION-166.207.128.0/20 aspStation, Inc.}
NS	`dns1.p03.nsone.net` ⭐ ⚠️ Not in parent delegation
		A	2620:4d:4000:6259:7:3:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p03.nsone.net`
		A	198.51.44.3^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p03.nsone.net`
NS	`dns1.p01.nsone.net` ⚠️ Not in zone NS records
		A	2620:4d:4000:6259:7:1:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p01.nsone.net`
		A	198.51.44.1^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p01.nsone.net`
NS	`dns2.p01.nsone.net` ⚠️ Not in zone NS records
		A	2a00:edc0:6259:7:1::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p01.nsone.net`
		A	198.51.45.1^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p01.nsone.net`
NS	`dns2.p03.nsone.net` ⚠️ Not in parent delegation
		A	2a00:edc0:6259:7:3::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p03.nsone.net`
		A	198.51.45.3^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p03.nsone.net`
NS	`dns3.p01.nsone.net` ⚠️ Not in zone NS records
		A	2620:4d:4000:6259:7:1:0:3^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns3.p01.nsone.net`
		A	198.51.44.65^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns3.p01.nsone.net`
NS	`dns3.p03.nsone.net` ⚠️ Not in parent delegation
		A	2620:4d:4000:6259:7:3:0:3^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns3.p03.nsone.net`
		A	198.51.44.67^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns3.p03.nsone.net`
NS	`dns4.p01.nsone.net` ⚠️ Not in zone NS records
		A	2a00:edc0:6259:7:1::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p01.nsone.net`
		A	198.51.45.65^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns4.p01.nsone.net`
NS	`dns4.p03.nsone.net` ⚠️ Not in parent delegation
		A	2a00:edc0:6259:7:3::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p03.nsone.net`
		A	198.51.45.67^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns4.p03.nsone.net`
NS	`ns01.gannett-dns.com`
		A	2607:f740:e627::1^{🇺🇸 NETACTUATE2607:f740:e627::/48 NetActuate, Inc}
		A	45.54.66.1^{🇺🇸 NETACTUATE45.54.66.0/24}
			PTR	`ns01.gannett-dns.com`
NS	`ns02.gannett-dns.com`
		A	2607:f740:e627:4::1^{🇺🇸 NETACTUATE2607:f740:e627::/48 NetActuate, Inc}
		A	45.54.66.65^{🇺🇸 NETACTUATE45.54.66.0/24}
			PTR	`ns02.gannett-dns.com`
NS	`ns03.gannett-dns.com`
		A	2607:f740:e627:8::1^{🇺🇸 NETACTUATE2607:f740:e627::/48 NetActuate, Inc}
		A	45.54.66.129^{🇺🇸 NETACTUATE45.54.66.0/24}
			PTR	`ns03.gannett-dns.com`
NS	`ns04.gannett-dns.com`
		A	2607:f740:e627:c::1^{🇺🇸 NETACTUATE2607:f740:e627::/48 NetActuate, Inc}
		A	45.54.66.193^{🇺🇸 NETACTUATE45.54.66.0/24}
			PTR	`ns04.gannett-dns.com`
MX	`mail.prepcentral.org` ⭐
SOA	`dns1.p03.nsone.net`dns@gannett.com serial=1540381616

`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=1784833230

Same first word

prepcentral.in

prepcentral.org

prepcentral.com

prepcentral.net

DNS History

18 records (14 active, 4 former)

●NSdns1.p01.nsone.net2026-03-18 → 2026-07-23 · 3 obs

○ 2017-04-05 04:22:04
● 2026-03-18 01:18:00
● 2026-07-23 19:20:44

●NSdns1.p03.nsone.net2026-03-18 → 2026-07-23 · 3 obs

○ 2017-04-05 04:22:04
● 2026-03-18 01:18:00
● 2026-07-23 19:20:44

●NSdns2.p01.nsone.net2026-03-18 → 2026-07-23 · 3 obs

○ 2017-04-05 04:22:04
● 2026-03-18 01:18:00
● 2026-07-23 19:20:44

●NSdns2.p03.nsone.net2026-03-18 → 2026-07-23 · 3 obs

○ 2017-04-05 04:22:04
● 2026-03-18 01:18:00
● 2026-07-23 19:20:44

●NSdns3.p01.nsone.net2026-03-18 → 2026-07-23 · 3 obs

○ 2017-04-05 04:22:04
● 2026-03-18 01:18:00
● 2026-07-23 19:20:44

●NSdns3.p03.nsone.net2026-03-18 → 2026-07-23 · 3 obs

○ 2017-04-05 04:22:04
● 2026-03-18 01:18:00
● 2026-07-23 19:20:44

●NSdns4.p01.nsone.net2026-03-18 → 2026-07-23 · 3 obs

○ 2017-04-05 04:22:04
● 2026-03-18 01:18:00
● 2026-07-23 19:20:44

●NSdns4.p03.nsone.net2026-03-18 → 2026-07-23 · 3 obs

○ 2017-04-05 04:22:04
● 2026-03-18 01:18:00
● 2026-07-23 19:20:44

●NSns01.gannett-dns.com2026-03-18 → 2026-07-23 · 3 obs

○ 2017-04-05 04:22:04
● 2026-03-18 01:18:00
● 2026-07-23 19:20:44

●NSns02.gannett-dns.com2026-03-18 → 2026-07-23 · 3 obs

○ 2017-04-05 04:22:04
● 2026-03-18 01:18:00
● 2026-07-23 19:20:44

●NSns03.gannett-dns.com2026-03-18 → 2026-07-23 · 3 obs

○ 2017-04-05 04:22:04
● 2026-03-18 01:18:00
● 2026-07-23 19:20:44

●NSns04.gannett-dns.com2026-03-18 → 2026-07-23 · 3 obs

○ 2017-04-05 04:22:04
● 2026-03-18 01:18:00
● 2026-07-23 19:20:44

○NSns1.gannett.com2015-06-06 → 2017-04-05 · 4 obs

● 2015-06-06 15:32:04
● 2017-04-05 04:22:04
○ 2026-03-18 01:18:00
○ 2026-07-23 19:20:44

○NSns2.gannett.com2015-06-06 → 2017-04-05 · 4 obs

● 2015-06-06 15:32:04
● 2017-04-05 04:22:04
○ 2026-03-18 01:18:00
○ 2026-07-23 19:20:44

○NSns3.gannett.com2015-06-06 → 2017-04-05 · 4 obs

● 2015-06-06 15:32:04
● 2017-04-05 04:22:04
○ 2026-03-18 01:18:00
○ 2026-07-23 19:20:44

○NSns4.gannett.com2015-06-06 → 2017-04-05 · 4 obs

● 2015-06-06 15:32:04
● 2017-04-05 04:22:04
○ 2026-03-18 01:18:00
○ 2026-07-23 19:20:44

●MXmail.prepcentral.org2015-06-06 → 2026-07-23 · 2 obs

● 2015-06-06 15:32:04
● 2026-07-23 19:20:44

●A66.207.141.1532015-06-06 → 2026-07-23 · 2 obs

● 2015-06-06 15:32:04
● 2026-07-23 19:20:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
prepcentral.org	dns2.p01.nsone.net, ns04.gannett-dns.com, ns02.gannett-dns.com, dns4.p01.nsone.net...	-

✅ Authoritative Response

Server:198.51.44.65

NS records: dns2.p01.nsone.net, ns04.gannett-dns.com, ns02.gannett-dns.com, dns4.p01.nsone.net, dns3.p01.nsone.net, ns01.gannett-dns.com, dns1.p01.nsone.net, ns03.gannett-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prepcentral.org (unsigned zone)

⏱️ Timing

Total: 2352ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.207.141.153`
NS	8	`dns1.p03.nsone.net, dns2.p03.nsone.net...`
MX	1	`mail.prepcentral.org (pri: 10)`
SOA	1	`dns1.p03.nsone.net dns.gannett.com`

Analysis

IP Addresses

prepcentral.org directs to one IP number, which is 66.207.141.153.

Among the host names that share IP numbers with prepcentral.org are prepsconnection.org, playoffcentralonline.com, prepcentral.net and two others.

Name Servers

prepcentral.org carries NS records listing 12 name servers — ns01.gannett-dns.com, ns02.gannett-dns.com, ns03.gannett-dns.com and 9 others.

prepcentral.org partially shares its NS delegation with several other domains, including msd.com.mt, chiltoncommunity.com, heraldonsunday.co.nz and two others.

In DNS configurations, these name servers often share authority with dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net and 7 other name servers.

Hosts with two IP numbers each:

The A records for ns01.gannett-dns.com return 45.54.66.1 and 2607:f740:e627::1.

The A records for ns02.gannett-dns.com return 45.54.66.65 and 2607:f740:e627:4::1.

The A records for ns03.gannett-dns.com return 45.54.66.129 and 2607:f740:e627:8::1.

The A records for ns04.gannett-dns.com return 45.54.66.193 and 2607:f740:e627:c::1.

The A records for dns1.p01.nsone.net return 198.51.44.1 and 2620:4d:4000:6259:7:1:0:1.

The A records for dns2.p01.nsone.net return 198.51.45.1 and 2a00:edc0:6259:7:1::2.

The A records for dns3.p01.nsone.net return 198.51.44.65 and 2620:4d:4000:6259:7:1:0:3.

The A records for dns4.p01.nsone.net return 198.51.45.65 and 2a00:edc0:6259:7:1::4.

The A records for dns1.p03.nsone.net return 198.51.44.3 and 2620:4d:4000:6259:7:3:0:1.

The A records for dns2.p03.nsone.net return 198.51.45.3 and 2a00:edc0:6259:7:3::2.

The A records for dns3.p03.nsone.net return 198.51.44.67 and 2620:4d:4000:6259:7:3:0:3.

The A records for dns4.p03.nsone.net return 198.51.45.67 and 2a00:edc0:6259:7:3::4.

Mail Servers

prepcentral.org routes its mail through a single mail server, mail.prepcentral.org.