expression.edu - robtex.com

expression.edu

DNSSEC⚠️ Not signed
A54.191.43.82🇺🇸 Amazon54.191.0.0/16 EC2 PDX prefix
PTRec2-54-191-43-82.us-west-2.compute.amazonaws.com
NSns1-01.azure-dns.com ⭐
A2603:1061:0:700::1🇺🇸 Microsoft2603:1000::/25 MICROSOFT
PTRns1-01.azure-dns.com
A13.107.236.1🇺🇸 Microsoft13.104.0.0/14 MICROSOFT
PTRns1-01.azure-dns.com
NSns2-01.azure-dns.net
A2620:1ec:8ec:700::1🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns2-01.azure-dns.net
A150.171.21.1🇺🇸 Microsoft150.171.0.0/16 MICROSOFT
PTRns2-01.azure-dns.net
NSns3-01.azure-dns.org
A2a01:111:4000:700::1🇬🇧 Microsoft2a01:111:4000::/36
PTRns3-01.azure-dns.org
A204.14.183.1🇺🇸 Microsoft204.14.180.0/22
PTRns3-01.azure-dns.org
NSns4-01.azure-dns.info
A2620:1ec:bda:700::1🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns4-01.azure-dns.info
A208.84.5.1🇺🇸 Microsoft208.84.0.0/21 MICROSOFT
PTRns4-01.azure-dns.info
MXalt2.aspmx.l.google.com ⭐
A2607:f8b0:4023:3003::1a🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f26.1e100.net
A172.253.145.26🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f26.1e100.net
MXaspmx.l.google.com(30)
A2607:f8b0:4004:c17::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbl-in-f26.1e100.net
A192.178.155.27🇺🇸 Google192.178.155.0/24
PTRyuiadrs-in-f27.1e100.net
MXaspmx2.googlemail.com(30)
A2607:f8b0:4023:2801::1b🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f27.1e100.net
A192.178.128.26🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f26.1e100.net
MXalt1.aspmx.l.google.com(40)
A2607:f8b0:4023:2801::1a🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f26.1e100.net
A192.178.128.26🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f26.1e100.net
MXaspmx3.googlemail.com(40)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
TXTMS=ms85823838
TXTv=spf1 include:_spf.google.com include:mktomail.com ip4:198.35.50.183 ip4:40....
SOAns1-01.azure-dns.comazuredns-hostmaster@microsoft.com serial=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=1778340971
WOT: SAFE (72/100)

Subdomains

www.expression.edu
students.expression.edu
exchange.expression.edu

Same first word

expression.co.jp
expression.edu
expression.lv
expression.at
expression.com.au
expression.ch
expression.com.do
expression.fi
expression.com
expression.systems
expression.net
expression.biz
expression.world
expression.info
expression.nl
expression.fr
expression.net.au
expression.cn
expression.eu
expression.be
expression.de
expression.gr
expression.qc.ca
expression.events
expression.nu
expression.us
expression.cz
expression.se
expression.com.gr
expression.ro

Similar names

pioneersxs.com
proxisense.com
exerpsison.com
inexpresso.com
xenospires.com
expresions.com
ionexpress.com

DNS History

22 records (10 active, 12 former)

20162017201820192020202120222023202420252026NSns1-01.azure-dns.comns2-01.azure-dns.netns3-01.azure-dns.orgns4-01.azure-dns.infons1.expression.eduns2.expression.eduns3.expression.eduns5.dnsmadeeasy.comns6.dnsmadeeasy.comns7.dnsmadeeasy.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.commx1.dnsmadeeasy.commx2.dnsmadeeasy.commx3.dnsmadeeasy.comspamtitan.expression.eduA54.191.43.8252.8.181.14766.211.106.58
●NSns1-01.azure-dns.com2026-03-19 → 2026-05-09 · 3 obs
○ 2017-04-06 19:32:48
● 2026-03-19 20:58:12
● 2026-05-09 15:41:12
○NSns1.expression.edu2015-11-22 → 2017-04-06 · 5 obs
○ 2015-07-04 17:24:38
● 2015-11-22 13:31:40
● 2017-04-06 19:32:48
○ 2026-03-19 20:58:12
○ 2026-05-09 15:41:12
●NSns2-01.azure-dns.net2026-03-19 → 2026-05-09 · 3 obs
○ 2017-04-06 19:32:48
● 2026-03-19 20:58:12
● 2026-05-09 15:41:12
○NSns2.expression.edu2015-07-04 → 2017-04-06 · 5 obs
● 2015-07-04 17:24:38
○ 2015-11-22 13:31:40
● 2017-04-06 19:32:48
○ 2026-03-19 20:58:12
○ 2026-05-09 15:41:12
●NSns3-01.azure-dns.org2026-03-19 → 2026-05-09 · 3 obs
○ 2017-04-06 19:32:48
● 2026-03-19 20:58:12
● 2026-05-09 15:41:12
○NSns3.expression.edu2016-02-11 → 2017-04-06 · 5 obs
○ 2015-11-23 15:11:40
● 2016-02-11 17:28:02
● 2017-04-06 19:32:48
○ 2026-03-19 20:58:12
○ 2026-05-09 15:41:12
●NSns4-01.azure-dns.info2026-03-19 → 2026-05-09 · 3 obs
○ 2017-04-06 19:32:48
● 2026-03-19 20:58:12
● 2026-05-09 15:41:12
○NSns5.dnsmadeeasy.com2015-07-04 → 2017-04-06 · 7 obs
● 2015-07-04 17:24:38
● 2015-11-23 15:11:40
○ 2016-02-11 17:28:02
● 2016-06-26 04:24:38
● 2017-04-06 19:32:48
○ 2026-03-19 20:58:12
○ 2026-05-09 15:41:12
○NSns6.dnsmadeeasy.com2015-07-04 → 2017-04-06 · 7 obs
● 2015-07-04 17:24:38
● 2015-11-23 15:11:40
○ 2016-02-11 17:28:02
● 2016-06-26 04:24:38
● 2017-04-06 19:32:48
○ 2026-03-19 20:58:12
○ 2026-05-09 15:41:12
○NSns7.dnsmadeeasy.com2015-07-04 → 2017-04-06 · 7 obs
● 2015-07-04 17:24:38
● 2015-11-23 15:11:40
○ 2016-02-11 17:28:02
● 2016-06-26 04:24:38
● 2017-04-06 19:32:48
○ 2026-03-19 20:58:12
○ 2026-05-09 15:41:12
●MXalt1.aspmx.l.google.com2016-06-26 → 2026-05-09 · 3 obs
○ 2016-02-11 17:28:02
● 2016-06-26 04:24:38
● 2026-05-09 15:41:12
●MXalt2.aspmx.l.google.com2016-06-26 → 2026-05-09 · 3 obs
○ 2016-02-11 17:28:02
● 2016-06-26 04:24:38
● 2026-05-09 15:41:12
●MXaspmx.l.google.com2016-06-26 → 2026-05-09 · 3 obs
○ 2016-02-11 17:28:02
● 2016-06-26 04:24:38
● 2026-05-09 15:41:12
●MXaspmx2.googlemail.com2016-06-26 → 2026-05-09 · 3 obs
○ 2016-02-11 17:28:02
● 2016-06-26 04:24:38
● 2026-05-09 15:41:12
●MXaspmx3.googlemail.com2016-06-26 → 2026-05-09 · 3 obs
○ 2016-02-11 17:28:02
● 2016-06-26 04:24:38
● 2026-05-09 15:41:12
○MXmx1.dnsmadeeasy.com2015-07-04 → 2015-11-23 · 4 obs
● 2015-07-04 17:24:38
● 2015-11-23 15:11:40
○ 2016-02-11 17:28:02
○ 2026-05-09 15:41:12
○MXmx2.dnsmadeeasy.com2015-07-04 → 2015-11-23 · 4 obs
● 2015-07-04 17:24:38
● 2015-11-23 15:11:40
○ 2016-02-11 17:28:02
○ 2026-05-09 15:41:12
○MXmx3.dnsmadeeasy.com2015-07-04 → 2015-11-23 · 4 obs
● 2015-07-04 17:24:38
● 2015-11-23 15:11:40
○ 2016-02-11 17:28:02
○ 2026-05-09 15:41:12
○MXspamtitan.expression.edu2015-07-04 → 2016-02-11 · 4 obs
● 2015-07-04 17:24:38
● 2016-02-11 17:28:02
○ 2016-06-26 04:24:38
○ 2026-05-09 15:41:12
○A52.8.181.1472016-06-26 → 2017-04-06 · 5 obs
○ 2016-02-11 17:28:02
● 2016-06-26 04:24:38
● 2017-04-06 19:32:48
○ 2026-03-19 20:58:12
○ 2026-05-09 15:41:12
●A54.191.43.822026-03-19 → 2026-05-09 · 3 obs
○ 2017-04-06 19:32:48
● 2026-03-19 20:58:12
● 2026-05-09 15:41:12
○A66.211.106.582015-07-04 → 2016-02-11 · 4 obs
● 2015-07-04 17:24:38
● 2016-02-11 17:28:02
○ 2016-06-26 04:24:38
○ 2026-05-09 15:41:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
edud.edu-servers.net, b.edu-servers.net, f.edu-servers.net, h.edu-servers.net...-
expression.eduns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org, ns4-01.azure-dns.info-

✅ Authoritative Response

Server:208.84.5.1

NS records: ns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org, ns4-01.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for expression.edu (unsigned zone)

⏱️ Timing

Total: 175ms | Queries: -

📄 Records

TypeCountSample Data
A154.191.43.82
NS4ns1-01.azure-dns.com, ns2-01.azure-dns.net...
MX7aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...
TXT2MS=ms85823838, v=spf1 include:_spf.google.com include:m
SOA1ns1-01.azure-dns.com azuredns-hostmaster

Analysis

Hierarchy

expression.edu has www.expression.edu, students.expression.edu and exchange.expression.edu as children.

IP Addresses

expression.edu points to a single IP address: 54.191.43.82.

Other host names, such as sae-us.com and ec2-54-191-43-82.us-west-2.compute.amazonaws.com, share IP numbers with expression.edu.

Name Servers

expression.edu is delegated to four name servers: ns1-01.azure-dns.com, ns4-01.azure-dns.info, ns2-01.azure-dns.net and ns3-01.azure-dns.org.

expression.edu at least partially shares name servers with other domains, for example surreylife.co.uk, centralindia.cloudapp.azure.com, rogersbh.org, microsoftofficelabs.org and mbwwapps16.com.

Host names with two IP numbers:

ns1-01.azure-dns.com points to: 2603:1061:0:700::1 and 13.107.236.1

ns4-01.azure-dns.info points to: 2620:1ec:bda:700::1 and 208.84.5.1

ns2-01.azure-dns.net points to: 2620:1ec:8ec:700::1 and 150.171.21.1

ns3-01.azure-dns.org points to: 2a01:111:4000:700::1 and 204.14.183.1

Mail Servers

expression.edu is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

expression.edu shares at least partially some mail servers with other domains, for instance kimleephotography.com, theashtonfamily.org, dct-software.com, ns500731.ns500742.ns500742.ns500742.ns500742.ns500731.ns500731.ns500731.ns500671.ns500688.ns500704.ns500671.ns500671.lusty(0x736c7574)z.com and ns500693.ns500699.ns500734.ns500734.ns500693.ns500693.ns500588.ns500693.ns500683.ns500699.ns500693.ns500683.dtrkdll.com.

these mail servers are often used together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Hostnames with two IPs:

aspmx2.googlemail.com resolves to 2607:f8b0:4023:2801::1b and 192.178.128.26

aspmx3.googlemail.com resolves to 2a00:1450:400b:c02::1a and 172.253.116.27

aspmx.l.google.com resolves to 2607:f8b0:4004:c17::1a and 192.178.155.27

alt1.aspmx.l.google.com resolves to 2607:f8b0:4023:2801::1a and 192.178.128.26

alt2.aspmx.l.google.com resolves to 2607:f8b0:4023:3003::1a and 172.253.145.26

Hostnames that resolve to 192.178.128.26: aspmx2.googlemail.com and alt1.aspmx.l.google.com