coretech.com.sg - robtex.com

coretech.com.sg

DNSSEC⚠️ Not signed
A172.104.50.130🇸🇬 AKAMAI-LINODE-AP172.104.32.0/19 Akamai Technologies
PTR172-104-50-130.ip.linodeusercontent.com
NSns01.dnslogic.sg ⭐
A2402:1f00:8000:800::2335🇸🇬 OVH2402:1f00:8000::/40 2 Rue Kellermann
PTRvps-b456711b.vps.ovh.ca
A15.235.192.120🇸🇬 OVH15.235.128.0/17 Hosting route
PTRns01.dnslogic.sg
NSns02.dnslogic.sg
A160.191.238.5BSPL-AS-AP160.191.238.0/24 BYIO SINGAPORE PTE. LTD.
NSns03.dnslogic.sg
A2402:1f00:8000:800::2937🇸🇬 OVH2402:1f00:8000::/40 2 Rue Kellermann
PTRvps-b4989d75.vps.ovh.ca
A15.235.163.121🇸🇬 OVH15.235.128.0/17 Hosting route
PTRns03.dnslogic.sg
MXcoretech-com-sg.mail.protection.outlook.com ⭐
A2a01:111:f403:cc09::🇸🇬 Microsoft2a01:111:f000::/36
PTRmail-sg2pr03cu00500.inbound.protection.outlook.com
A2a01:111:f403:cc1a::8🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-tydpr03cu00100.inbound.protection.outlook.com
A2a01:111:f403:cc1f::4🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-os8pr02cu00104.inbound.protection.outlook.com
A52.101.124.117🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-tydpr03cu00105.inbound.protection.outlook.com
A52.101.137.0🇸🇬 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sg2pr03cu00500.inbound.protection.outlook.com
A52.101.157.80🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-os8pr02cu00100.inbound.protection.outlook.com
TXTv=spf1 ip4:103.255.250.90 ip4:103.255.250.161 include:spf.protection.outlook....
TXTMS=ms79362501
SOAns01.dnslogic.sgnoc-charlie@alerts.en.services 2026-03-28 #1

com.sg

DNSSEC⚠️ Not signed
NSds.sgnic.sg ⭐
NSdsany2.sgnic.sg ⚠️ Not in parent delegation
NSdsany3.sgnic.sg ⚠️ Not in parent delegation
NSdsany4.sgnic.sg ⚠️ Not in parent delegation
NSpch.sgzones.sg ⚠️ Not in parent delegation
SOAds.sgnic.sgdna@sgnic.sg serial=2605091400

Subdomains

mail.coretech.com.sg

Same first word

coretech.azurewebsites.net
coretech.sg
coretech.ro
coretech.sbs
coretech.co
coretech.io.vn
coretech.pro
coretech.co.th
coretech.com.au
coretech.se
coretech.host
coretech.center
coretech.net.au
coretech.dk
coretech.info
coretech.com.br
coretech.com.my
coretech.me
coretech.cl
coretech.ca
coretech.do
coretech.cc
coretech.us
coretech.ch
coretech.com.sg
coretech.co.nz
coretech.it
coretech.net
coretech.com.ar
coretech.com

Similar names

techcore.vn
techcore.biz
recotech.com.cn
crotchee.com
techcore.com.cn
recotech.com.tw
hercotec.com.mx
techcore.nl
techcore.es
ocretech.com
techcore.com.ar
creotech.com
recotech.vn
techreco.com
cocheret.nl
choctree.net
creotech.org
techcore.ru
techcore.co
creotech.pl
choctree.com
techcero.com
techreco.co.jp
recotech.cn
creotech.eu
techcore.com
techcore.com.br
techcore.com.ph
creotech.co
techcore.us
techcore.dk
techcore.de
techorec.com
techcore.pl
techcore.net
recochet.com
techcore.kz
crochete.com
techcore.com.au
choctree.co.uk
rocetech.com
therecco.com
creotech.in
coertech.com
orcetech.com
techcore.ca
techcore.company
techcore.click
theccore.com

DNS History

18 records (5 active, 13 former)

20162017201820192020202120222023202420252026NSns01.dnslogic.sgns02.dnslogic.sgns03.dnslogic.sgns01.en-dns.comns02.en-dns.comns1.alevate.comns10.webvis.netns11.webvis.netns2.alevate.comns3.alevate.comMXcoretech-com-sg.mail.protection.outlook.commail.coretech.com.sgmx2.coretech.com.sgA172.104.50.130103.255.250.9116.12.200.213210.24.41.5172.167.230.161
●NSns01.dnslogic.sg2026-04-05 → 2026-05-09 · 3 obs
○ 2021-09-03 04:29:52
● 2026-04-05 12:43:26
● 2026-05-09 14:31:38
○NSns01.en-dns.com2021-09-03 → 2021-09-03 · 4 obs
○ 2016-11-29 19:09:08
● 2021-09-03 04:29:52
○ 2026-04-05 12:43:26
○ 2026-05-09 14:31:38
●NSns02.dnslogic.sg2026-04-05 → 2026-05-09 · 3 obs
○ 2021-09-03 04:29:52
● 2026-04-05 12:43:26
● 2026-05-09 14:31:38
○NSns02.en-dns.com2021-09-03 → 2021-09-03 · 4 obs
○ 2016-11-29 19:09:08
● 2021-09-03 04:29:52
○ 2026-04-05 12:43:26
○ 2026-05-09 14:31:38
●NSns03.dnslogic.sg2026-04-05 → 2026-05-09 · 3 obs
○ 2021-09-03 04:29:52
● 2026-04-05 12:43:26
● 2026-05-09 14:31:38
○NSns1.alevate.com2015-07-15 → 2016-09-27 · 4 obs
● 2015-07-15 20:09:56
● 2016-09-27 14:51:00
○ 2016-11-06 18:21:50
○ 2026-05-09 14:31:38
○NSns10.webvis.net2016-11-06 → 2016-11-29 · 5 obs
○ 2016-09-27 14:51:00
● 2016-11-06 18:21:50
● 2016-11-29 19:09:08
○ 2021-09-03 04:29:52
○ 2026-05-09 14:31:38
○NSns11.webvis.net2016-11-06 → 2016-11-29 · 5 obs
○ 2016-09-27 14:51:00
● 2016-11-06 18:21:50
● 2016-11-29 19:09:08
○ 2021-09-03 04:29:52
○ 2026-05-09 14:31:38
○NSns2.alevate.com2015-07-15 → 2016-09-27 · 4 obs
● 2015-07-15 20:09:56
● 2016-09-27 14:51:00
○ 2016-11-06 18:21:50
○ 2026-05-09 14:31:38
○NSns3.alevate.com2015-07-15 → 2016-09-27 · 4 obs
● 2015-07-15 20:09:56
● 2016-09-27 14:51:00
○ 2016-11-06 18:21:50
○ 2026-05-09 14:31:38
●MXcoretech-com-sg.mail.protection.outlook.com2016-07-04 → 2026-05-09 · 6 obs
○ 2016-05-17 11:02:06
● 2016-07-04 11:22:50
● 2016-11-29 19:09:08
○ 2021-09-03 04:29:52
● 2026-04-05 12:43:26
● 2026-05-09 14:31:38
○MXmail.coretech.com.sg2015-07-15 → 2021-09-03 · 6 obs
● 2015-07-15 20:09:56
● 2016-05-17 11:02:06
○ 2016-07-04 11:22:50
● 2021-09-03 04:29:52
○ 2026-04-05 12:43:26
○ 2026-05-09 14:31:38
○MXmx2.coretech.com.sg2016-07-16 → 2016-09-27 · 5 obs
○ 2016-07-04 11:22:50
● 2016-07-16 21:00:18
● 2016-09-27 14:51:00
○ 2016-11-06 18:21:50
○ 2026-05-09 14:31:38
○A103.255.250.92021-09-03 → 2021-09-03 · 4 obs
○ 2016-11-29 19:09:08
● 2021-09-03 04:29:52
○ 2026-04-05 12:43:26
○ 2026-05-09 14:31:38
○A116.12.200.2132016-03-08 → 2016-09-27 · 5 obs
○ 2015-11-29 15:35:08
● 2016-03-08 18:52:30
● 2016-09-27 14:51:00
○ 2016-11-06 18:21:50
○ 2026-05-09 14:31:38
●A172.104.50.1302026-04-05 → 2026-05-09 · 3 obs
○ 2021-09-03 04:29:52
● 2026-04-05 12:43:26
● 2026-05-09 14:31:38
○A210.24.41.512015-07-15 → 2015-11-29 · 4 obs
● 2015-07-15 20:09:56
● 2015-11-29 15:35:08
○ 2016-03-08 18:52:30
○ 2026-05-09 14:31:38
○A72.167.230.1612016-11-06 → 2016-11-29 · 5 obs
○ 2016-09-27 14:51:00
● 2016-11-06 18:21:50
● 2016-11-29 19:09:08
○ 2021-09-03 04:29:52
○ 2026-05-09 14:31:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
sgdsany4.sgnic.sg, dsany3.sgnic.sg, pch.sgzones.sg, dsany2.sgnic.sg-
coretech.com.sgns01.dnslogic.sg, ns02.dnslogic.sg, ns03.dnslogic.sg-

✅ Authoritative Response

Server:15.235.163.121

NS records: ns01.dnslogic.sg, ns02.dnslogic.sg, ns03.dnslogic.sg

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coretech.com.sg (unsigned zone)

⏱️ Timing

Total: 1264ms | Queries: -

📄 Records

TypeCountSample Data
A1172.104.50.130
NS3ns01.dnslogic.sg, ns02.dnslogic.sg...
MX1coretech-com-sg.mail.protection.outlook.
TXT2v=spf1 ip4:103.255.250.90 ip4:103.255.25, MS=ms79362501
SOA1ns01.dnslogic.sg noc-charlie.alerts.en.s

Analysis

Hierarchy

coretech.com.sg is the parent of mail.coretech.com.sg.

IP Addresses

coretech.com.sg points to IP number 172.104.50.130.

Other host names, for instance, 172-104-50-130.ip.linodeusercontent.com share IP numbers with coretech.com.sg.

Name Servers

The delegation for coretech.com.sg is handled by three name servers: ns01.dnslogic.sg, ns02.dnslogic.sg and ns03.dnslogic.sg.

coretech.com.sg shares name servers with other domains at least partially, for example iwanttodrink.com, wtconsulting.com.sg, divineway.com, gumballmaster.com and nuvanta.com.sg.

These name servers are often used together with the name servers bh1.en-dns.com, ns01.en-dns.com, ns01.speedns.asia, ns02.speedns.asia and ns02.en-dns.com.

Host names with two IPs:

Host name ns01.dnslogic.sg points to 2402:1f00:8000:800::2335 and 15.235.192.120.

Host name ns03.dnslogic.sg points to 2402:1f00:8000:800::2937 and 15.235.163.121.

Host names with one IP:

Host name ns02.dnslogic.sg points to 160.191.238.5.

Mail Servers

coretech.com.sg is handled by a single mail server, coretech-com-sg.mail.protection.outlook.com.

Host name coretech-com-sg.mail.protection.outlook.com points to six IP numbers: 2a01:111:f403:cc09::, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0 and 52.101.157.80.