fec.edu.vn - robtex.com

fec.edu.vn

DNSSEC⚠️ Not signed
A103.121.89.116🇻🇳 BKNS-AS-VN103.121.88.0/23 BKNS-CG-VN VT05-LK03 Xa La, Phuc La ward, Ha Dong district, Ha Noi city
PTRstatic.bkdata.vn
NSns1.dotvndns.vn ⭐
A2406:9c80::66🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRns1.dotvndns.vn
A112.213.89.3🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi
PTRns1.dotvndns.vn
NSns2.dotvndns.vn
A2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRns2.dotvndns.vn
A222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT
PTRstatic.vdc.vn
PTRstatic.vnpt.vn
NSns3.dotvndns.vn
A112.213.89.22🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi
PTRns8922.dotvndns.vn
NSnsbak.dotvndns.com
A2406:9c80::9000:302🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRnsbak.dotvndns.com
A112.213.89.22🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi
PTRns8922.dotvndns.vn
MXmx2.zoho.com ⭐
A204.141.33.44🇺🇸 ZohoAS204.141.32.0/23 PNAP-DAL CASE00103239
PTRmx2.zoho.com
PTRmx3.zoho.com
PTRmx6.zoho.com
PTRmx7.zoho.com
PTRmx8.zoho.com
PTRmx.zoho.com
PTRmx2.zohomail.com
PTRmx3.zohomail.com
PTRmx.zohomail.com
MXmx3.zoho.com(20)
A136.143.191.44🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation
PTRmx2.zoho.com
PTRmx3.zoho.com
PTRmx.zoho.com
PTRmx2.zohomail.com
PTRmx3.zohomail.com
PTRmx.zohomail.com
MXmx.zoho.com(50)
A136.143.191.44🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation
PTRmx2.zoho.com
PTRmx3.zoho.com
PTRmx.zoho.com
PTRmx2.zohomail.com
PTRmx3.zohomail.com
PTRmx.zohomail.com
A204.141.33.44🇺🇸 ZohoAS204.141.32.0/23 PNAP-DAL CASE00103239
PTRmx2.zoho.com
PTRmx3.zoho.com
PTRmx6.zoho.com
PTRmx7.zoho.com
PTRmx8.zoho.com
PTRmx.zoho.com
PTRmx2.zohomail.com
PTRmx3.zohomail.com
PTRmx.zohomail.com
TXTzoho-verification=zb59560731.zmverify.zoho.com
TXTgoogle-site-verification=k3qYONwQMsY71rprrRVmMpuqAyitW8ABaEYuRhtyYjQ
TXTgoogle-site-verification=Nc7ariz2vmT6lgOwTXQIc90S-m9grgrpRFMRNzmK80A
TXTv=spf1 include:zohomail.com include:_spf.google.com ~all
SOAns1.dotvndns.vnhostmaster@fec.edu.vn 2026-03-11 #30

edu.vn

DNSSEC⚠️ Not signed
NSdns-master.vnnic.vn ⭐
NSa.dns-servers.vn ⚠️ Not in parent delegation
NSb.dns-servers.vn ⚠️ Not in parent delegation
NSc.dns-servers.vn ⚠️ Not in parent delegation
NSd.dns-servers.vn ⚠️ Not in parent delegation
NSe.dns-servers.vn ⚠️ Not in parent delegation
NSf.dns-servers.vn ⚠️ Not in parent delegation
NSg.dns-servers.vn ⚠️ Not in parent delegation
NSh.dns-servers.vn ⚠️ Not in parent delegation
SOAdns-master.vnnic.vnpostmaster@vnnic.vn serial=2018564777

Subdomains

autodiscover.fec.edu.vn
eko.fec.edu.vn
cpcontacts.fec.edu.vn
smtp.fec.edu.vn
cpanel.fec.edu.vn
webdisk.fec.edu.vn
cpcalendars.fec.edu.vn
m.fec.edu.vn
dddd.fec.edu.vn
transparency.fec.edu.vn
traihequocte.fec.edu.vn
webmail.fec.edu.vn
hostmaster.fec.edu.vn
estudiantes.fec.edu.vn
e766daf3-affb-45bb-89a6-d9390244e5a2.fec.edu.vn
website.fec.edu.vn
www.fec.edu.vn

Same first word

fec.or.kr
fec.jp
fec.cd
fec.com.tw
fec.us.com
fec.org.br
fec.cc
fec.edu.vn
fec.no
fec.edu.mv
fec.org.uk
fec.it
fec.gov.ng
fec.nu
fec.bz
fec.es
fec.sakura.ne.jp
fec.eu
fec.ma
fec.ch
fec.org.cn
fec.co.jp
fec.org.ma
fec.to
fec.net.au
fec.cat
fec.co.kr
fec.asia
fec.com
fec.gov
fec.info
fec.us
fec.mobi
fec.ie
fec.su
fec.biz
fec.ca
fec.nl
fec.at
fec.org.au
fec.co.uk
fec.edu.et
fec.com.ua
fec.co.in
fec.com.co
fec.ir
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fec.pt
fec.email
fec.net
fec.in
fec.org
fec.eu.com
fec.md
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fec.me
fec.ro
fec.be
fec.ne.jp
fec.okinawa
fec.org.ec
fec.hu
fec.al
fec.se
fec.pl
fec.agency

Similar names

cef.ae
fce.edu.br
cfe.com.pa
efc.com.ph
cef.com.cn
ecf.com.au
cfe.fr
cfe.org.vn
cef.gov.br
fce.jp
cef.sk
fce.pl
efc.be
fce.tools
efc.us
cef.org.za
efc.management
cfe.spdns.org
ecf.church
efc.sg
fce.be
efc.kz
cef.it
cfe.no
ecf.email
cef.academy
cef.com
cef.org.pk
efc.ac.uk
efc.com.ua
fce.edu.pk
ecf.or.kr
ecf.co.kr
efc.tw
ecf.network
ecf.io
cef.nl
fce.at
cfe.net
efc.waw.pl
cef.ca
efc.es
ecf.vn
efc.edu.vn
efc.su
fce.com.br
cfe.cl
cef.at
fce.me
ecf.gov.hk
ecf.ir
efc.org.il
cfe.co.nz
cfe.eu
cfe.org
cef.or.kr
ecf.se
efc.aero
cfe.cn.com
fce.vn
cef.info
ecf.co
ecf.com.tr
cfe.com.tn
cef.nu
cfe.gw
ecf.no
cef.org.ar
cfe.vn
ecf.fi
efc.im
ecf.solutions
cfe.se
cfe.pm
cfe.hu
efc.com.cn
efc.homes
cfe.co.jp
cef.lv
ecf.cc
ecf.pt
cfe.ch
ecf.org.hk
cef.org.tw
fce.com.mx
efc.ca
cef.org.nz
cfe.me
cfe.com.br
efc.vn
ecf.co.nz
cef.com.hk
cef.co.uk
ecf.info
efc.ac.ir
cfe.com
cef.cn
cfe.com.mx
efc.biz
fce.mx
fce.ch
cef.im
fce.org
cef.com.tr
cfe.be
cfe.dk
cfe.org.il
ecf.ch
cfe.london
efc.dk
efc.nl
efc.ro
cfe.nu
cef.ch
cef.org
cef.org.br
fce.net.au
efc.com.tr
fce.kr
efc.cz
cfe.es
fce.com.cn
cfe.bar
cef.co.jp
efc.group
cef.co.za
ecf.es
ecf.kz
cfe.com.ar
cef.se
cef.pt
fce.com.ar
fce.gg
ecf.hu
cef.tv
fce.co.za
cfe.ie
cfe.at
cfe.mobi
efc.ie
fce.org.za
cfe.com.pl
efc.de
cfe.de
fce.it

DNS History

8 records (8 active, 0 former)

NSns1.dotvndns.vnns2.dotvndns.vnns3.dotvndns.vnnsbak.dotvndns.comMXmx.zoho.commx2.zoho.commx3.zoho.comA103.121.89.116
●NSns1.dotvndns.vn2026-04-30 → 2026-05-10 · 2 obs
● 2026-04-30 23:45:06
● 2026-05-10 08:31:18
●NSns2.dotvndns.vn2026-04-30 → 2026-05-10 · 2 obs
● 2026-04-30 23:45:06
● 2026-05-10 08:31:18
●NSns3.dotvndns.vn2026-04-30 → 2026-05-10 · 2 obs
● 2026-04-30 23:45:06
● 2026-05-10 08:31:18
●NSnsbak.dotvndns.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-04-30 23:45:06
● 2026-05-10 08:31:18
●MXmx.zoho.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-04-30 23:45:06
● 2026-05-10 08:31:18
●MXmx2.zoho.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-04-30 23:45:06
● 2026-05-10 08:31:18
●MXmx3.zoho.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-04-30 23:45:06
● 2026-05-10 08:31:18
●A103.121.89.1162026-04-30 → 2026-05-10 · 2 obs
● 2026-04-30 23:45:06
● 2026-05-10 08:31:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vna.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...-
fec.edu.vnnsbak.dotvndns.com, ns3.dotvndns.vn, ns2.dotvndns.vn, ns1.dotvndns.vn-

✅ Authoritative Response

Server:112.213.89.22

NS records: nsbak.dotvndns.com, ns3.dotvndns.vn, ns2.dotvndns.vn, ns1.dotvndns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fec.edu.vn (unsigned zone)

⏱️ Timing

Total: 2332ms | Queries: -

📄 Records

TypeCountSample Data
A1103.121.89.116
NS4nsbak.dotvndns.com, ns1.dotvndns.vn...
MX3mx2.zoho.com (pri: 20), mx.zoho.com (pri: 10)...
TXT4zoho-verification=zb59560731.zmverify.zo, google-site-verification=k3qYONwQMsY71rp...
SOA1ns1.dotvndns.vn hostmaster.fec.edu.vn

Analysis

Hierarchy

fec.edu.vn is a parent of autodiscover.fec.edu.vn, eko.fec.edu.vn, cpcontacts.fec.edu.vn, smtp.fec.edu.vn, cpanel.fec.edu.vn and several other host names.

IP Addresses

fec.edu.vn points to a single IP number: 103.121.89.116.

Other host names, for instance www-dev.transparency.fec.edu.vn, webdisk.fec.edu.vn, unihospitality.com.vn, palmgardenresort.com.vn and nancyhouse.com.vn share IP numbers with fec.edu.vn.

Name Servers

fec.edu.vn is delegated to four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns3.dotvndns.vn.

fec.edu.vn at least partially shares name servers with other domains, for instance eventstravel.com.vn, aquasolutions-vn.com, vfeed.vn, xinrongartvn.com and batdongsandatvang.com.

These name servers are commonly used alongside ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net and ns4.dotvndns.vn.

Host names with two IP numbers:

nsbak.dotvndns.com points to 2406:9c80::9000:302 and 112.213.89.22

ns1.dotvndns.vn points to 2406:9c80::66 and 112.213.89.3

ns2.dotvndns.vn points to 2406:9c80::9000:111 and 222.255.121.247

Host names with one IP number:

ns3.dotvndns.vn points to 112.213.89.22

Host names that point to 112.213.89.22:

nsbak.dotvndns.com and ns3.dotvndns.vn

Mail Servers

fec.edu.vn is handled by three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

fec.edu.vn shares mail servers with other domains at least in part, for instance sustenti.com.br, fortdonor.org, manonosoft.com, www.pro-epic.com and 1abri.ca.

Two-IP host names: mx.zoho.com points to 136.143.191.44 and 204.141.33.44.

One-IP host names: mx2.zoho.com points to 204.141.33.44; mx3.zoho.com points to 136.143.191.44.

Names pointing to 136.143.191.44: mx.zoho.com and mx3.zoho.com.

Names pointing to 204.141.33.44: mx.zoho.com and mx2.zoho.com.