professorprep.com - dns.ninja

professorprep.com

DNSSEC⚠️ Not signed
A67.205.6.59🇺🇸 AS2634767.205.0.0/19 New Dream Network, LLC 417 Associated Rd. PMB 257 Brea, CA 92821 UNITED STATES
PTRapache2-kant.iad1-shared-b7-28.dreamhost.com
NSns1.dreamhost.com ⭐
A162.159.26.14Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.dreamhost.com
NSns2.dreamhost.com
A162.159.26.81Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.dreamhost.com
NSns3.dreamhost.com
A162.159.27.84Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns3.dreamhost.com
MXwitcher-relay.mxrouting.net ⭐
A45.43.208.43🇺🇸 QUICKPACKET45.43.208.0/24 QuickPacket LLC
PTRwitcher.mxrouting.net
MXwitcher.mxrouting.net(20)
A45.43.208.43🇺🇸 QUICKPACKET45.43.208.0/24 QuickPacket LLC
PTRwitcher.mxrouting.net
TXTv=spf1 include:mxlogin.com -all
SOAns1.dreamhost.comhostmaster@dreamhost.com 2026-06-29 #3

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1784666607

Same first word

professorprep.com

DNS History

14 records (6 active, 8 former)

200920112013201520172019202120232025NSns1.dreamhost.comns2.dreamhost.comns3.dreamhost.comns23.domaincontrol.comns24.domaincontrol.comsk.s1.ns1.ns181.cnomy.comsk.s1.ns2.ns181.cnomy.comMXwitcher-relay.mxrouting.netwitcher.mxrouting.netmailstore1.secureserver.netsmtp.secureserver.netA67.205.6.59184.168.221.58209.62.21.231
●NSns1.dreamhost.com2026-04-22 → 2026-07-21 · 3 obs
○ 2017-07-07 00:03:36
● 2026-04-22 11:50:14
● 2026-07-21 20:44:58
●NSns2.dreamhost.com2026-04-22 → 2026-07-21 · 3 obs
○ 2017-07-07 00:03:36
● 2026-04-22 11:50:14
● 2026-07-21 20:44:58
○NSns23.domaincontrol.com2015-05-24 → 2017-07-07 · 5 obs
○ 2008-03-16 08:21:30
● 2015-05-24 02:56:06
● 2017-07-07 00:03:36
○ 2026-04-22 11:50:14
○ 2026-07-21 20:44:58
○NSns24.domaincontrol.com2015-05-24 → 2017-07-07 · 5 obs
○ 2008-03-16 08:21:30
● 2015-05-24 02:56:06
● 2017-07-07 00:03:36
○ 2026-04-22 11:50:14
○ 2026-07-21 20:44:58
●NSns3.dreamhost.com2026-04-22 → 2026-07-21 · 3 obs
○ 2017-07-07 00:03:36
● 2026-04-22 11:50:14
● 2026-07-21 20:44:58
○NSsk.s1.ns1.ns181.cnomy.com2008-03-16 → 2008-03-16 · 3 obs
● 2008-03-16 08:21:30
○ 2015-05-24 02:56:06
○ 2026-07-21 20:44:58
○NSsk.s1.ns2.ns181.cnomy.com2008-03-16 → 2008-03-16 · 3 obs
● 2008-03-16 08:21:30
○ 2015-05-24 02:56:06
○ 2026-07-21 20:44:58
○MXmailstore1.secureserver.net2015-05-24 → 2017-07-07 · 5 obs
○ 2008-03-16 08:21:30
● 2015-05-24 02:56:06
● 2017-07-07 00:03:36
○ 2026-04-22 11:50:14
○ 2026-07-21 20:44:58
○MXsmtp.secureserver.net2015-05-24 → 2017-07-07 · 5 obs
○ 2008-03-16 08:21:30
● 2015-05-24 02:56:06
● 2017-07-07 00:03:36
○ 2026-04-22 11:50:14
○ 2026-07-21 20:44:58
●MXwitcher-relay.mxrouting.net2026-04-22 → 2026-07-21 · 3 obs
○ 2017-07-07 00:03:36
● 2026-04-22 11:50:14
● 2026-07-21 20:44:58
●MXwitcher.mxrouting.net2026-04-22 → 2026-07-21 · 3 obs
○ 2017-07-07 00:03:36
● 2026-04-22 11:50:14
● 2026-07-21 20:44:58
○A184.168.221.582015-05-24 → 2017-07-07 · 5 obs
○ 2008-03-16 08:21:30
● 2015-05-24 02:56:06
● 2017-07-07 00:03:36
○ 2026-04-22 11:50:14
○ 2026-07-21 20:44:58
○A209.62.21.2312008-03-16 → 2008-03-16 · 3 obs
● 2008-03-16 08:21:30
○ 2015-05-24 02:56:06
○ 2026-07-21 20:44:58
●A67.205.6.592026-04-22 → 2026-07-21 · 3 obs
○ 2017-07-07 00:03:36
● 2026-04-22 11:50:14
● 2026-07-21 20:44:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
professorprep.comns1.dreamhost.com, ns2.dreamhost.com, ns3.dreamhost.com3 records

✅ Authoritative Response

Server:162.159.26.14

NS records: ns1.dreamhost.com, ns2.dreamhost.com, ns3.dreamhost.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for professorprep.com (unsigned zone)

⏱️ Timing

Total: 329ms | Queries: -

📄 Records

TypeCountSample Data
A167.205.6.59
NS3ns2.dreamhost.com, ns1.dreamhost.com...
MX2witcher.mxrouting.net (pri: 10), witcher-relay.mxrouting.net (pri: 20)
TXT1v=spf1 include:mxlogin.com -all
SOA1ns1.dreamhost.com hostmaster.dreamhost.c

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.dreamhost.com, ns2.dreamhost.com, ns3.dreamhost.com)

Analysis

IP Addresses

professorprep.com has exactly one IP address — 67.205.6.59.

www.luminites.club, larpwiki.labcats.org, www.filking.org plus two other host names have IP numbers in common with professorprep.com.

Name Servers

Three name servers are authoritative for professorprep.com: ns1.dreamhost.com, ns2.dreamhost.com and ns3.dreamhost.com.

At least some of professorprep.com's name servers are shared with other domains, for example childwatchcac.org, moreovers.com, syocore.com and two more.

Three hostnames, one IP address apiece: ns1.dreamhost.com resolves to 162.159.26.14, ns2.dreamhost.com resolves to 162.159.26.81 and ns3.dreamhost.com resolves to 162.159.27.84.

Mail Servers

professorprep.com uses two mail servers, witcher-relay.mxrouting.net and witcher.mxrouting.net.

The mail server setup of professorprep.com matches that of other domains such as selmer-olsen.net, vistacephe.com, nimid.com and two others.

At least some of the mail servers used by professorprep.com are shared with other domains: apoio.win, machinedquartz.com, stiversongroup.com and two others among them.

witcher-relay.mxrouting.net and witcher.mxrouting.net share one IP address between them — 45.43.208.43.

These two host names — witcher-relay.mxrouting.net and witcher.mxrouting.net — each point to 45.43.208.43 IP addresses.