edu-3 - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

edu-3

DNSSEC🔒 Signed (DS record present)
NSa.edu-servers.net ⭐
A2001:503:a83e::2:30🇺🇸 VERISIGN-AS2001:503:a83e::/48 Verisign Route
PTRa.gtld-servers.net
A192.5.6.30🇺🇸 VERISIGN-AS192.5.6.0/24 Verisign Route
PTRa.gtld-servers.net
NSb.edu-servers.net
A2001:503:231d::2:30🇺🇸 VERISIGN-AS2001:503:231d::/48 Verisign Route
PTRb.gtld-servers.net
A192.33.14.30🇺🇸 VERISIGN-AS192.33.14.0/24 Verisign Route
PTRb.gtld-servers.net
NSc.edu-servers.net
A2001:503:83eb::30🇺🇸 VERISIGN-AS2001:503:83eb::/48 Verisign Route
PTRc.gtld-servers.net
A192.26.92.30🇺🇸 VERISIGN-AS192.26.92.0/24 Verisign Route
PTRc.gtld-servers.net
NSd.edu-servers.net
A2001:500:856e::30🇺🇸 VERISIGN-AS2001:500:856e::/48 Verisign Route
PTRd.gtld-servers.net
A192.31.80.30🇺🇸 VERISIGN-AS192.31.80.0/24 Verisign Route
PTRd.gtld-servers.net
NSe.edu-servers.net
A2001:502:1ca1::30🇺🇸 VERISIGN-AS2001:502:1ca1::/48 Verisign Route
PTRe.gtld-servers.net
A192.12.94.30🇺🇸 VERISIGN-AS192.12.94.0/24 Verisign Route
PTRe.gtld-servers.net
NSf.edu-servers.net
A2001:503:d414::30🇺🇸 VERISIGN-AS2001:503:d414::/48 Verisign Route
PTRf.gtld-servers.net
A192.35.51.30🇺🇸 VERISIGN-AS192.35.51.0/24 Verisign Route
PTRf.gtld-servers.net
NSg.edu-servers.net
A2001:503:eea3::30🇺🇸 VERISIGN-AS2001:503:eea3::/48 Verisign Route
PTRg.gtld-servers.net
A192.42.93.30🇺🇸 VERISIGN-AS192.42.93.0/24 Verisign Route
PTRg.gtld-servers.net
NSh.edu-servers.net
A2001:502:8cc::30🇺🇸 VERISIGN-AS2001:502:8cc::/48 Verisign Route
PTRh.gtld-servers.net
A192.54.112.30🇺🇸 VERISIGN-AS192.54.112.0/24 Verisign Route
PTRh.gtld-servers.net
NSi.edu-servers.net
A2001:503:39c1::30🇺🇸 VERISIGN-AS2001:503:39c1::/48 Verisign Route
PTRi.gtld-servers.net
A192.43.172.30🇺🇸 VERISIGN-AS192.43.172.0/24 Verisign Route
PTRi.gtld-servers.net
NSj.edu-servers.net
A2001:502:7094::30🇺🇸 VERISIGN-AS2001:502:7094::/48 Verisign Route
PTRj.gtld-servers.net
A192.48.79.30🇺🇸 VERISIGN-AS192.48.79.0/24 Verisign Route
PTRj.gtld-servers.net
NSk.edu-servers.net
A2001:503:d2d::30🇺🇸 VERISIGN-AS2001:503:d2d::/48 Verisign Route
PTRk.gtld-servers.net
A192.52.178.30🇺🇸 VERISIGN-AS192.52.178.0/24 Verisign Route
PTRk.gtld-servers.net
NSl.edu-servers.net
A2001:500:d937::30🇺🇸 VERISIGN-AS2001:500:d937::/48 Verisign Route
PTRl.gtld-servers.net
A192.41.162.30🇺🇸 VERISIGN-AS192.41.162.0/24 Verisign Route
PTRl.gtld-servers.net
NSm.edu-servers.net
A2001:501:b1f9::30🇺🇸 VERISIGN-AS2001:501:b1f9::/48 Verisign Route
PTRm.gtld-servers.net
A192.55.83.30🇺🇸 VERISIGN-AS192.55.83.0/24 Verisign Route
PTRm.gtld-servers.net
SOAa.edu-servers.netnstld@verisign-grs.com serial=1792363894

(root)

DNSSEC🔒 Signed (DS record present)
NSa.root-servers.net ⭐ ⚠️ Not in parent delegation
NSb.root-servers.net ⚠️ Not in parent delegation
NSc.root-servers.net ⚠️ Not in parent delegation
NSd.root-servers.net ⚠️ Not in parent delegation
NSe.root-servers.net ⚠️ Not in parent delegation
NSf.root-servers.net ⚠️ Not in parent delegation
NSg.root-servers.net ⚠️ Not in parent delegation
NSh.root-servers.net ⚠️ Not in parent delegation
NSi.root-servers.net ⚠️ Not in parent delegation
NSj.root-servers.net ⚠️ Not in parent delegation
NSk.root-servers.net ⚠️ Not in parent delegation
NSl.root-servers.net ⚠️ Not in parent delegation
NSm.root-servers.net ⚠️ Not in parent delegation
SOAa.root-servers.netnstld@verisign-grs.com 2026-10-18 #1

PTR for

184.88.145.136.in-addr.arpa
209.88.145.136.in-addr.arpa
171.88.145.136.in-addr.arpa
137.88.145.136.in-addr.arpa

Previously NS for

adm.edu.by
www.edu.by
uir.edu.cn
edu.by

Subdomains

hnu.edu
weber.edu
springarbor.edu
hpiallied.edu
frederick.edu
columbiasc.edu
beautycareer.edu
nccusa.edu
whoi.edu
ogleschool.edu
cityu.edu
washburntech.edu
irsc.edu
guilford.edu
christ.edu
eastern.edu
dawson.edu
amcats.edu
rose-hulman.edu
pomona.edu
terc.edu
amberu.edu
lcad.edu
meca.edu
chatham.edu
wne.edu
aa.edu
suscc.edu
westmoreland.edu
gcuniv.edu
harc.edu
losrios.edu
gvi.edu
alasu.edu
centerformassage.edu
cti.edu
nyip.edu
northsouth.edu
cus.edu
brandeis.edu
litexas.edu
floridapoly.edu
drakestate.edu
ncmissouri.edu
spuvvn.edu
hs-ipabo.edu
tcnj.edu
alquds.edu
mountolive.edu
nicc.edu
bassett.edu
connectenglish.edu
lubavitch.edu
cdu.edu
tidewatertechtrades.edu
americancareercollege.edu
mpc.edu
umaine.edu
egypt.edu
prbc.edu
austin.edu
sterling.edu
fosters.edu
cordonbleu.edu
corona.edu
cafe.edu
hargrave.edu
hccs.edu
car.edu
omsi.edu
law.edu
wsac.edu
cftc.edu
adrians.edu
llu.edu
piercecollege.edu
albizu.edu
uchospitals.edu
nccu.edu
dscc.edu
balbharati.edu
anaheim.edu
csueastbay.edu
utpa.edu
pacificlife.edu
lytlesrebc.edu
jiwaji.edu
cvcc.edu
msb.edu
auraria.edu
bethel.edu
erc.edu
dolceacademy.edu
jhu.edu
umwestern.edu
grossmont.edu
taylor.edu
duke.edu
prowayhairschool.edu
kem.edu

Same first word

edu-3.de
edu-3.co.uk

Similar names

3-deu.pages.dev
3-edu.pp.ua
3-edu.com
d-3ue.pages.dev

Next names

edu-2
edu-3
edu-4
education

DNS History

13 records (13 active, 0 former)

20162017201820192020202120222023202420252026NSa.edu-servers.netb.edu-servers.netc.edu-servers.netd.edu-servers.nete.edu-servers.netf.edu-servers.netg.edu-servers.neth.edu-servers.neti.edu-servers.netj.edu-servers.netk.edu-servers.netl.edu-servers.netm.edu-servers.net
●NSa.edu-servers.net2015-09-04 → 2026-10-18 · 2 obs
● 2015-09-04 00:47:06
● 2026-10-18 23:04:12
●NSb.edu-servers.net2018-11-14 → 2026-10-18 · 3 obs
○ 2015-09-04 00:47:06
● 2018-11-14 09:20:50
● 2026-10-18 23:04:12
●NSc.edu-servers.net2015-09-04 → 2026-10-18 · 2 obs
● 2015-09-04 00:47:06
● 2026-10-18 23:04:12
●NSd.edu-servers.net2015-09-04 → 2026-10-18 · 2 obs
● 2015-09-04 00:47:06
● 2026-10-18 23:04:12
●NSe.edu-servers.net2018-11-14 → 2026-10-18 · 3 obs
○ 2015-09-04 00:47:06
● 2018-11-14 09:20:50
● 2026-10-18 23:04:12
●NSf.edu-servers.net2015-09-04 → 2026-10-18 · 2 obs
● 2015-09-04 00:47:06
● 2026-10-18 23:04:12
●NSg.edu-servers.net2015-09-04 → 2026-10-18 · 2 obs
● 2015-09-04 00:47:06
● 2026-10-18 23:04:12
●NSh.edu-servers.net2018-11-14 → 2026-10-18 · 3 obs
○ 2015-09-04 00:47:06
● 2018-11-14 09:20:50
● 2026-10-18 23:04:12
●NSi.edu-servers.net2018-11-14 → 2026-10-18 · 3 obs
○ 2015-09-04 00:47:06
● 2018-11-14 09:20:50
● 2026-10-18 23:04:12
●NSj.edu-servers.net2018-11-14 → 2026-10-18 · 3 obs
○ 2015-09-04 00:47:06
● 2018-11-14 09:20:50
● 2026-10-18 23:04:12
●NSk.edu-servers.net2018-11-14 → 2026-10-18 · 3 obs
○ 2015-09-04 00:47:06
● 2018-11-14 09:20:50
● 2026-10-18 23:04:12
●NSl.edu-servers.net2015-09-04 → 2026-10-18 · 2 obs
● 2015-09-04 00:47:06
● 2026-10-18 23:04:12
●NSm.edu-servers.net2018-11-14 → 2026-10-18 · 3 obs
○ 2015-09-04 00:47:06
● 2018-11-14 09:20:50
● 2026-10-18 23:04:12

🔍 DNS Trace

✅ Authoritative Response

Server:192.33.4.12

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 497ms | Queries: -

📄 Records

TypeCountSample Data

Analysis

Hierarchy

edu-3 acts as parent to hnu.edu, weber.edu, springarbor.edu, hpiallied.edu and frederick.edu among several thousand other host names.

Name Servers

edu-3 has 13 name servers — a.edu-servers.net, b.edu-servers.net, c.edu-servers.net and 10 others.

The name servers for edu-3 overlap at least partially with those of other domains — for example edu.

These name servers commonly appear in delegations together with d.edu-servers.net, f.edu-servers.net, g.edu-servers.net and 7 other.

Host names that have two IP addresses:

a.edu-servers.net resolves to 192.5.6.30 and 2001:503:a83e::2:30.

b.edu-servers.net resolves to 192.33.14.30 and 2001:503:231d::2:30.

c.edu-servers.net resolves to 192.26.92.30 and 2001:503:83eb::30.

d.edu-servers.net resolves to 192.31.80.30 and 2001:500:856e::30.

e.edu-servers.net resolves to 192.12.94.30 and 2001:502:1ca1::30.

f.edu-servers.net resolves to 192.35.51.30 and 2001:503:d414::30.

g.edu-servers.net resolves to 192.42.93.30 and 2001:503:eea3::30.

h.edu-servers.net resolves to 192.54.112.30 and 2001:502:8cc::30.

i.edu-servers.net resolves to 192.43.172.30 and 2001:503:39c1::30.

j.edu-servers.net resolves to 192.48.79.30 and 2001:502:7094::30.

k.edu-servers.net resolves to 192.52.178.30 and 2001:503:d2d::30.

l.edu-servers.net resolves to 192.41.162.30 and 2001:500:d937::30.

m.edu-servers.net resolves to 192.55.83.30 and 2001:501:b1f9::30.