campustdc.com - dns.ninja

campustdc.com

DNSSEC⚠️ Not signed
A167.99.121.103🇺🇸 DIGITALOCEAN167.99.112.0/20 DigitalOcean
A173.236.143.106🇺🇸 AS26347173.236.128.0/17 New Dream Network, LLC 417 Associated Rd. PMB 257 Brea, CA 92821 UNITED STATES
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
MXmx1.mailchannels.net ⭐
A54.69.1.140🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix
PTRec2-54-69-1-140.us-west-2.compute.amazonaws.com
MXmx2.mailchannels.net ⭐
A54.187.177.89🇺🇸 Amazon54.186.0.0/15 EC2 PDX prefix
PTRec2-54-187-177-89.us-west-2.compute.amazonaws.com
TXTv=spf1 mx include:netblocks.dreamhost.com include:relay.mailchannels.net -all
SOAns1.dreamhost.comhostmaster@dreamhost.com 2025-09-16 #2

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=1785536087

Subdomains

sercotec.campustdc.com

Same first word

campustdc.com

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSns1.dreamhost.comns2.dreamhost.comns3.dreamhost.comc.dns.hostway.netd.dns.hostway.netMXmx1.mailchannels.netmx2.mailchannels.netA167.99.121.103173.236.143.106173.236.156.50207.150.204.175208.113.167.8164.111.99.170
○NSc.dns.hostway.net2015-08-08 → 2016-03-19 · 4 obs
● 2015-08-08 16:37:16
● 2016-03-19 07:27:32
○ 2016-11-29 10:05:50
○ 2026-07-31 22:15:34
○NSd.dns.hostway.net2015-08-08 → 2016-03-19 · 4 obs
● 2015-08-08 16:37:16
● 2016-03-19 07:27:32
○ 2016-11-29 10:05:50
○ 2026-07-31 22:15:34
●NSns1.dreamhost.com2016-11-29 → 2026-07-31 · 3 obs
○ 2016-03-19 07:27:32
● 2016-11-29 10:05:50
● 2026-07-31 22:15:34
●NSns2.dreamhost.com2016-11-29 → 2026-07-31 · 3 obs
○ 2016-03-19 07:27:32
● 2016-11-29 10:05:50
● 2026-07-31 22:15:34
●NSns3.dreamhost.com2016-11-29 → 2026-07-31 · 3 obs
○ 2016-03-19 07:27:32
● 2016-11-29 10:05:50
● 2026-07-31 22:15:34
●MXmx1.mailchannels.net2026-03-09 → 2026-07-31 · 2 obs
● 2026-03-09 01:27:00
● 2026-07-31 22:15:34
●MXmx2.mailchannels.net2026-03-09 → 2026-07-31 · 2 obs
● 2026-03-09 01:27:00
● 2026-07-31 22:15:34
●A167.99.121.1032026-03-09 → 2026-07-31 · 3 obs
○ 2017-09-20 11:48:08
● 2026-03-09 01:27:00
● 2026-07-31 22:15:34
●A173.236.143.1062026-03-09 → 2026-07-31 · 3 obs
○ 2017-09-20 11:48:08
● 2026-03-09 01:27:00
● 2026-07-31 22:15:34
○A173.236.156.502016-11-29 → 2017-09-20 · 5 obs
○ 2016-03-19 07:27:32
● 2016-11-29 10:05:50
● 2017-09-20 11:48:08
○ 2026-03-09 01:27:00
○ 2026-07-31 22:15:34
○A207.150.204.1752015-08-08 → 2016-03-19 · 4 obs
● 2015-08-08 16:37:16
● 2016-03-19 07:27:32
○ 2016-11-29 10:05:50
○ 2026-07-31 22:15:34
○A208.113.167.812017-09-20 → 2017-09-20 · 4 obs
○ 2016-11-29 10:05:50
● 2017-09-20 11:48:08
○ 2026-03-09 01:27:00
○ 2026-07-31 22:15:34
○A64.111.99.1702016-11-29 → 2016-11-29 · 4 obs
○ 2016-03-19 07:27:32
● 2016-11-29 10:05:50
○ 2017-09-20 11:48:08
○ 2026-07-31 22:15:34

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:162.159.27.84

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for campustdc.com (unsigned zone)

⏱️ Timing

Total: 386ms | Queries: -

📄 Records

TypeCountSample Data
A2173.236.143.106, 167.99.121.103
NS3ns2.dreamhost.com, ns3.dreamhost.com...
MX2mx1.mailchannels.net (pri: 0), mx2.mailchannels.net (pri: 0)
TXT1v=spf1 mx include:netblocks.dreamhost.co
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

Hierarchy

campustdc.com is the parent zone for sercotec.campustdc.com.

IP Addresses

campustdc.com resolves to the IP addresses 167.99.121.103 and 173.236.143.106

apache2-rank.iad1-shared-e1-34.dreamhost.com, fastingzone.com, roypeterclark.com plus two other host names have IP numbers in common with campustdc.com.

Name Servers

The authoritative name servers for campustdc.com are ns1.dreamhost.com, ns2.dreamhost.com and ns3.dreamhost.com — three in total.

campustdc.com partially shares its NS delegation with several other domains, including osteoboost.com, swordfish.za.net, ivendigital.com and two others.

The hostnames ns1.dreamhost.com, ns2.dreamhost.com and ns3.dreamhost.com each resolve to a single IP: ns1.dreamhost.com → 162.159.26.14, ns2.dreamhost.com → 162.159.26.81, ns3.dreamhost.com → 162.159.27.84.

Mail Servers

campustdc.com uses two mail servers, mx1.mailchannels.net and mx2.mailchannels.net.

The mail server setup of campustdc.com matches that of other domains such as between-us.online, davidwyatt.org, pattesting-newcastle.co.uk and two others.

At least a portion of campustdc.com's mail servers are also used by other domains, for example 02-depan.se.

mx1.mailchannels.net resolves to 54.69.1.140. mx2.mailchannels.net resolves to 54.187.177.89. Both host names point to a single IP number.