cdrewu.edu - robtex.com

cdrewu.edu

DNSSEC⚠️ Not signed
A54.151.118.105🇺🇸 Amazon54.151.0.0/17 EC2 SFO prefix
PTRec2-54-151-118-105.us-west-1.compute.amazonaws.com
NSns1-05.azure-dns.com ⭐
A2603:1061:0:700::5🇺🇸 Microsoft2603:1000::/25 MICROSOFT
PTRns1-05.azure-dns.com
A13.107.236.5🇺🇸 Microsoft13.104.0.0/14 MICROSOFT
PTRns1-05.azure-dns.com
NSns2-05.azure-dns.net
A2620:1ec:8ec:700::5🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns2-05.azure-dns.net
A150.171.21.5🇺🇸 Microsoft150.171.0.0/16 MICROSOFT
PTRns2-05.azure-dns.net
NSns3-05.azure-dns.org
A2a01:111:4000:700::5🇬🇧 Microsoft2a01:111:4000::/36
PTRns3-05.azure-dns.org
A204.14.183.5🇺🇸 Microsoft204.14.180.0/22
PTRns3-05.azure-dns.org
NSns4-05.azure-dns.info
A2620:1ec:bda:700::5🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns4-05.azure-dns.info
A208.84.5.5🇺🇸 Microsoft208.84.0.0/21 MICROSOFT
PTRns4-05.azure-dns.info
MXcdrewu-edu.mail.protection.outlook.com ⭐
A2a01:111:f403:f804::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-co1pr05cu00301.inbound.protection.outlook.com
A2a01:111:f403:f90a::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bn8pr03cu00201.inbound.protection.outlook.com
A2a01:111:f403:f90b::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bn6pr04cu00100.inbound.protection.outlook.com
A2a01:111:f403:f90f::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sa9pr04cu00100.inbound.protection.outlook.com
A52.101.10.2🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bn8pr03cu00202.inbound.protection.outlook.com
A52.101.41.3🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj2pr05cu00103.inbound.protection.outlook.com
A52.101.41.54🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj2pr05cu00506.inbound.protection.outlook.com
A52.101.194.0🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-ch5pr02cu00200.inbound.protection.outlook.com
TXT5k8nmlgmstqoprhuo1sim2t7j2
TXT7RAdpaB4ZERH2bCd1ECbZ25ReLF2tdl7ZI86/CmQpgQ2JSJOhthgDTkMBuoqhdZw5EIanIv6Run3x...
TXT883e34194020a59f19b368a1666ab676
TXTMS=ms29651560
TXTv=spf1 ip4:206.117.32.0/24 ip4:76.80.192.58/32 mx include:spf.protection.out...
TXT800a0783hflkpb54g7jgkj11f9
TXTgoogle-site-verification=JCnHuAeF-AKa-szPc0W7nE3CdyLi9X1AFOFOoy9_gc0
TXTgoogle-site-verification=-f0sdt5ZWpezfrwj836nXVpYxBEPaCC94STqJNG4iEw
TXTr7iq5b8cccbdv809v15s3bmvu3
TXTkuchhk0tii4ds41gj3q24s5rvp
TXT59s6hi61obrqvvvqhh17cdh1k4
TXTmii07m2dp401g8e21vpbk8gttr
TXTapple-domain-verification=4KnZE3wCZuWTg1yq
SOAns1-05.azure-dns.comhelpdesk@cdrewu.edu 2019-06-19 #1

edu

DNSSEC🔒 Signed (DS record present)
NSa.edu-servers.net ⭐
NSb.edu-servers.net
NSc.edu-servers.net
NSd.edu-servers.net
NSe.edu-servers.net
NSf.edu-servers.net
NSg.edu-servers.net
NSh.edu-servers.net
NSi.edu-servers.net
NSj.edu-servers.net
NSk.edu-servers.net
NSl.edu-servers.net
NSm.edu-servers.net
SOAa.edu-servers.netnstld@verisign-grs.com serial=1771608165
rank #150299 globally
rank #1558 in the tld
WOT: SAFE (87/100)
📈 Tranco rank: #374,239

Subdomains

www.cdrewu.edu
dns.cdrewu.edu
incomingmail.cdrewu.edu

Same first word

cdrewu.org
cdrewu.com
cdrewu.edu

Similar names

ducrew.com
cwredu.cn

DNS History

12 records (6 active, 6 former)

201020122014201620182020202220242026NSns1-05.azure-dns.comns2-05.azure-dns.netns3-05.azure-dns.orgns4-05.azure-dns.infons1.cdrewu.eduMXcdrewu-edu.mail.protection.outlook.comd141344a.ess.barracudanetworks.comd141344b.ess.barracudanetworks.comincomingmail.cdrewu.eduA54.151.118.1050.0.0.0206.117.32.233
●NSns1-05.azure-dns.com2021-03-24 → 2026-03-01 · 3 obs
○ 2017-09-06 16:34:04
● 2021-03-24 21:27:28
● 2026-03-01 02:51:22
○NSns1.cdrewu.edu2015-08-29 → 2017-09-06 · 4 obs
● 2015-08-29 22:50:14
● 2017-09-06 16:34:04
○ 2021-03-24 21:27:28
○ 2026-03-01 02:51:22
●NSns2-05.azure-dns.net2021-03-24 → 2026-03-01 · 3 obs
○ 2017-09-06 16:34:04
● 2021-03-24 21:27:28
● 2026-03-01 02:51:22
●NSns3-05.azure-dns.org2021-03-24 → 2026-03-01 · 3 obs
○ 2017-09-06 16:34:04
● 2021-03-24 21:27:28
● 2026-03-01 02:51:22
●NSns4-05.azure-dns.info2021-03-24 → 2026-03-01 · 3 obs
○ 2017-09-06 16:34:04
● 2021-03-24 21:27:28
● 2026-03-01 02:51:22
●MXcdrewu-edu.mail.protection.outlook.com2015-10-12 → 2026-03-01 · 7 obs
○ 2015-08-29 22:50:14
● 2015-10-12 07:30:08
● 2017-09-06 16:34:04
○ 2021-03-24 21:27:28
○ 2021-04-06 09:24:10
● 2026-02-15 13:58:24
● 2026-03-01 02:51:22
○MXd141344a.ess.barracudanetworks.com2021-03-24 → 2021-04-06 · 5 obs
○ 2017-09-06 16:34:04
● 2021-03-24 21:27:28
● 2021-04-06 09:24:10
○ 2026-02-15 13:58:24
○ 2026-03-01 02:51:22
○MXd141344b.ess.barracudanetworks.com2021-03-24 → 2021-04-06 · 5 obs
○ 2017-09-06 16:34:04
● 2021-03-24 21:27:28
● 2021-04-06 09:24:10
○ 2026-02-15 13:58:24
○ 2026-03-01 02:51:22
○MXincomingmail.cdrewu.edu2009-01-11 → 2017-09-06 · 6 obs
● 2009-01-11 18:01:28
○ 2015-08-29 22:50:14
● 2015-10-12 07:30:08
● 2017-09-06 16:34:04
○ 2021-03-24 21:27:28
○ 2026-03-01 02:51:22
○A0.0.0.02015-08-29 → 2017-09-06 · 4 obs
● 2015-08-29 22:50:14
● 2017-09-06 16:34:04
○ 2021-03-24 21:27:28
○ 2026-03-01 02:51:22
○A206.117.32.2332021-03-24 → 2021-04-06 · 5 obs
○ 2017-09-06 16:34:04
● 2021-03-24 21:27:28
● 2021-04-06 09:24:10
○ 2026-02-15 13:58:24
○ 2026-03-01 02:51:22
●A54.151.118.1052026-02-15 → 2026-03-01 · 3 obs
○ 2021-04-06 09:24:10
● 2026-02-15 13:58:24
● 2026-03-01 02:51:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
eduf.edu-servers.net, e.edu-servers.net, i.edu-servers.net, b.edu-servers.net...26 records
cdrewu.eduns1-05.azure-dns.com, ns2-05.azure-dns.net, ns3-05.azure-dns.org, ns4-05.azure-dns.info-

✅ Authoritative Response

Server: 13.107.236.5

NS records: ns1-05.azure-dns.com, ns2-05.azure-dns.net, ns3-05.azure-dns.org, ns4-05.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cdrewu.edu (unsigned zone)

⏱️ Timing

Total: 404ms | Queries: -

📄 Records

TypeCountSample Data
A154.151.118.105
NS4ns1-05.azure-dns.com, ns2-05.azure-dns.net...
MX1cdrewu-edu.mail.protection.outlook.com (
TXT135k8nmlgmstqoprhuo1sim2t7j2, 7RAdpaB4ZERH2bCd1ECbZ25ReLF2tdl7ZI86/CmQ...
SOA1ns1-05.azure-dns.com helpdesk.cdrewu.edu

📌 Glue Records Collected

Total: 26

Out-of-bailiwick: 26 (m.edu-servers.net, l.edu-servers.net, k.edu-servers.net...)

Analysis

Hierarchy

cdrewu.edu is a parent of www.cdrewu.edu, dns.cdrewu.edu and incomingmail.cdrewu.edu.

IP Addresses

cdrewu.edu points to a single IP number: 54.151.118.105.

Other host names, for example cybersponse.com, fortinet.com, ec2-54-151-118-105.us-west-1.compute.amazonaws.com and ipv6.lb-2.us-west-1.aws.waas-online.net share IP numbers with cdrewu.edu.

Name Servers

cdrewu.edu is delegated to four name servers: ns1-05.azure-dns.com, ns4-05.azure-dns.info, ns2-05.azure-dns.net and ns3-05.azure-dns.org.

cdrewu.edu shares name servers with other domains at least partially, for instance goldcorp.com, vestibulares.br, may.ie, ltl-pharma.com and microsoft-anti-fraud.com.

Host names with two IP numbers:

ns1-05.azure-dns.com resolves to 2603:1061:0:700::5 and 13.107.236.5.

ns4-05.azure-dns.info resolves to 2620:1ec:bda:700::5 and 208.84.5.5.

ns2-05.azure-dns.net resolves to 2620:1ec:8ec:700::5 and 150.171.21.5.

ns3-05.azure-dns.org resolves to 2a01:111:4000:700::5 and 204.14.183.5.

Mail Servers

The mail server for cdrewu.edu is cdrewu-edu.mail.protection.outlook.com.

Host cdrewu-edu.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:f804::1, 2a01:111:f403:f90a::1, 2a01:111:f403:f90b::, 2a01:111:f403:f90f::, 52.101.10.2, 52.101.41.3, 52.101.41.54 and 52.101.194.0.