sch.com - robtex.com

sch.com

DNSSEC⚠️ Not signed
A168.159.218.91🇺🇸 UNSPECIFIED160.0.0.0/3
NSns1ak.dell.com ⭐
A193.108.91.65🇳🇱 Akamai193.108.91.0/24 Technologies
PTRa1-65.akam.net
PTRns1-65.akam.net
NSns1ns.dell.com
A2400:cb00:2049:1::a29f:995🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.9.149Cloudflare162.159.9.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2ak.dell.com
A2600:1408:1c::41🇺🇸 Akamai2600:1408:1c::/48 Technologies
PTRa3-65.akam.net
PTRns7-65.akam.net
A96.7.49.65🇺🇸 Akamai96.7.49.0/24 Technologies
PTRa3-65.akam.net
PTRns7-65.akam.net
PTRuse3.akam.net
NSns2ns.dell.com
A2400:cb00:2049:1::c629:df5a🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A198.41.223.90Cloudflare198.41.223.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcf-198-41-223-90.cloudflare.com
NSns3ak.dell.com
A2600:1401:1::40🇺🇸 Akamai2600:1401:1::/48 Technologies
PTRa6-64.akam.net
A23.211.133.64🇺🇸 Akamai23.211.133.0/24 Technologies
PTRa6-64.akam.net
NSns3ns.dell.com
A2400:cb00:2049:1::a29f:995🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.9.149Cloudflare162.159.9.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns4ak.dell.com ⚠️ Not in parent delegation
A2a02:26f0:117::41🇳🇱 Akamai2a02:26f0:117::/48 Technologies
PTRa9-65.akam.net
PTRns5-65.akam.net
A184.85.248.65🇺🇸 Akamai184.85.248.0/24 Technologies
PTRa9-65.akam.net
PTRns5-65.akam.net
NSns4ns.dell.com ⚠️ Not in parent delegation
A2400:cb00:2049:1::c629:df5a🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A198.41.223.90Cloudflare198.41.223.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcf-198-41-223-90.cloudflare.com
TXTv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
SOAns1ak.dell.comdnsadmin@dell.com serial=2024055630

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435
WOT: SAFE (62/100)

Same first word

sch.kawaguchi.saitama.jp
sch.es
sch.dev
sch.sk
sch.hs.kr
sch.academy
sch.edgesuite.net
sch.my
sch.si
sch.su
sch.net
sch.gr
sch.id
sch.me
sch.info
sch.se
sch.qa
sch.fr
sch.org.au
sch.ac.id
sch.lk
sch.eu
sch.com.ua
sch.web.id
sch.in-vpn.de
sch.no
sch.ca
sch.com
sch.or.kr
sch.sg
sch.ac.kr
sch.st
sch.name
sch.nl
sch.org.sg
sch.co.za
sch.hu
sch.tips
sch.edu.pl
sch.pl
sch.cl
sch.us
sch.today
sch.je
sch.party
sch.ug
sch.by
sch.jp
sch.is
sch.nhs.uk
sch.org
sch.gg
sch.com.gt
sch.cc
sch.co.il
sch.edu.sg
sch.co
sch.in
sch.ir
sch.com.pl
sch.digital
sch.co.id
sch.vn
sch.im
sch.at
sch.ae
sch.de
sch.dk
sch.mw
sch.com.tw
sch.com.tr
sch.ps
sch.fi
sch.ch
sch.cloud
sch.ru
sch.vic.edu.au
sch.life
sch.nz
sch.media
sch.mx
sch.sa
sch.capital
sch.in.ua
sch.cz
sch.edu.in
sch.asia
sch.uk
sch.services
sch.it

Similar names

chs.edu.au
hsc.org.br
hcs.se
chs.inc
csh.casa
hcs.k12.nc.us
chs.at
chs.dk
chs.gg
chs.fi
chs.network
chs.zone
chs.se
hcs.co
csh.k12.ny.us
shc.sa
hcs.k12.al.us
csh.org.sa
hcs.world
hsc.ac.jp
hcs.sg
csh.bz
chs.co
hsc.co
shc.support
hsc.com.pk
hcs.com.sg
shc.edu
hsc.qld.edu.au
hsc.ac.cn
hcs.life
hcs.gr
chs.tw
chs.ru
chs.edu.sg
hsc.com.sg
hsc.de
chs.email
shc.gov.pk
hcs.ac.cn
csh.net
shc.life
hsc.com.br
chs.ie
csh.it
hsc.ac.kr
csh.eu
hsc.edu.tw
hsc.net
csh.github.io
hsc.co.at
hcs.com
chs.es
hsc.org.tw
csh.ru
shc.com.sg
csh.cl
chs.com.pl
hsc.uk.net
hsc.co.nz
hsc.go.ug
hcs.support
shc.sa.edu.au
chs.cn
hsc.com.my
chs.com.mx
shc.edu.vn
hcs.be
csh.cz
shc.or.kr
hcs.ae
hsc.jp
hcs.com.tr
hsc.com.ar
csh.no
hsc.cz
chs.la
hsc.hr
chs.com.my
hsc.org.nz
shc.zone
shc.kz

DNS History

17 records (9 active, 8 former)

20162017201820192020202120222023202420252026NSns1ak.dell.comns1ns.dell.comns2ak.dell.comns2ns.dell.comns3ak.dell.comns3ns.dell.comns4ak.dell.comns4ns.dell.comemcns3.emc.comemcns4.emc.comemcns6.emc.comemcns7.emc.comemcns8.emc.comgw.emc.comns0.emc.comA168.159.218.91168.159.208.55
○NSemcns3.emc.com2015-07-12 → 2021-04-24 · 4 obs
● 2015-07-12 06:53:20
● 2021-04-24 02:50:48
○ 2026-02-21 14:08:38
○ 2026-03-12 21:24:46
○NSemcns4.emc.com2015-07-12 → 2021-04-24 · 4 obs
● 2015-07-12 06:53:20
● 2021-04-24 02:50:48
○ 2026-02-21 14:08:38
○ 2026-03-12 21:24:46
○NSemcns6.emc.com2015-07-12 → 2021-04-24 · 4 obs
● 2015-07-12 06:53:20
● 2021-04-24 02:50:48
○ 2026-02-21 14:08:38
○ 2026-03-12 21:24:46
○NSemcns7.emc.com2015-07-12 → 2021-04-24 · 4 obs
● 2015-07-12 06:53:20
● 2021-04-24 02:50:48
○ 2026-02-21 14:08:38
○ 2026-03-12 21:24:46
○NSemcns8.emc.com2020-04-08 → 2021-04-24 · 5 obs
○ 2017-10-17 11:05:20
● 2020-04-08 04:44:48
● 2021-04-24 02:50:48
○ 2026-02-21 14:08:38
○ 2026-03-12 21:24:46
○NSgw.emc.com2015-07-12 → 2021-04-24 · 4 obs
● 2015-07-12 06:53:20
● 2021-04-24 02:50:48
○ 2026-02-21 14:08:38
○ 2026-03-12 21:24:46
○NSns0.emc.com2015-07-12 → 2021-04-24 · 6 obs
● 2015-07-12 06:53:20
● 2017-10-17 11:05:20
○ 2020-04-08 04:44:48
● 2021-04-24 02:50:48
○ 2026-02-21 14:08:38
○ 2026-03-12 21:24:46
●NSns1ak.dell.com2026-02-21 → 2026-03-12 · 3 obs
○ 2021-04-24 02:50:48
● 2026-02-21 14:08:38
● 2026-03-12 21:24:46
●NSns1ns.dell.com2026-02-21 → 2026-03-12 · 3 obs
○ 2021-04-24 02:50:48
● 2026-02-21 14:08:38
● 2026-03-12 21:24:46
●NSns2ak.dell.com2026-02-21 → 2026-03-12 · 3 obs
○ 2021-04-24 02:50:48
● 2026-02-21 14:08:38
● 2026-03-12 21:24:46
●NSns2ns.dell.com2026-02-21 → 2026-03-12 · 3 obs
○ 2021-04-24 02:50:48
● 2026-02-21 14:08:38
● 2026-03-12 21:24:46
●NSns3ak.dell.com2026-02-21 → 2026-03-12 · 3 obs
○ 2021-04-24 02:50:48
● 2026-02-21 14:08:38
● 2026-03-12 21:24:46
●NSns3ns.dell.com2026-02-21 → 2026-03-12 · 3 obs
○ 2021-04-24 02:50:48
● 2026-02-21 14:08:38
● 2026-03-12 21:24:46
●NSns4ak.dell.com2026-02-21 → 2026-03-12 · 3 obs
○ 2021-04-24 02:50:48
● 2026-02-21 14:08:38
● 2026-03-12 21:24:46
●NSns4ns.dell.com2026-02-21 → 2026-03-12 · 3 obs
○ 2021-04-24 02:50:48
● 2026-02-21 14:08:38
● 2026-03-12 21:24:46
○A168.159.208.552017-01-27 → 2017-10-17 · 5 obs
○ 2016-10-04 08:07:20
● 2017-01-27 04:04:22
● 2017-10-17 11:05:20
○ 2020-04-08 04:44:48
○ 2026-03-12 21:24:46
●A168.159.218.912015-07-12 → 2026-03-12 · 6 obs
● 2015-07-12 06:53:20
● 2016-10-04 08:07:20
○ 2017-01-27 04:04:22
○ 2017-10-17 11:05:20
● 2020-04-08 04:44:48
● 2026-03-12 21:24:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
sch.comns1ak.dell.com, ns2ak.dell.com, ns3ak.dell.com, ns1ns.dell.com...9 records

✅ Authoritative Response

Server: 96.7.49.65

NS records: ns1ak.dell.com, ns2ak.dell.com, ns3ak.dell.com, ns1ns.dell.com, ns2ns.dell.com, ns3ns.dell.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sch.com (unsigned zone)

⏱️ Timing

Total: 276ms | Queries: -

📄 Records

TypeCountSample Data
A1168.159.218.91
NS8ns1ns.dell.com, ns1ak.dell.com...
TXT1v=spf1 include:%{ir}.%{v}.%{d}.spf.has.p
SOA1ns1ak.dell.com dnsadmin.dell.com

📌 Glue Records Collected

Total: 9

Out-of-bailiwick: 9 (ns1ak.dell.com, ns2ak.dell.com, ns3ak.dell.com...)

Analysis

IP Addresses

sch.com resolves to one IP number: 168.159.218.91.

other host names including wysdm.com, avamar.com, emcedge.com, ecnpromo.com and watch4net.com share IP numbers with sch.com.

Name Servers

sch.com is delegated to eight name servers: ns1ak.dell.com, ns1ns.dell.com, ns2ak.dell.com, ns2ns.dell.com, ns3ak.dell.com, ns3ns.dell.com, ns4ak.dell.com and ns4ns.dell.com.

sch.com at least partially shares name servers with other domains, for instance globalinformationwatch.com, dell.ky, alienware.co.in, dellhelper.com and alienware.ru.

Host names with two IP numbers:

ns1ns.dell.com points to 2400:cb00:2049:1::a29f:995 and 162.159.9.149.

ns2ak.dell.com points to 2600:1408:1c::41 and 96.7.49.65.

ns2ns.dell.com points to 2400:cb00:2049:1::c629:df5a and 198.41.223.90.

ns3ak.dell.com points to 2600:1401:1::40 and 23.211.133.64.

ns3ns.dell.com points to 2400:cb00:2049:1::a29f:995 and 162.159.9.149.

ns4ak.dell.com points to 2a02:26f0:117::41 and 184.85.248.65.

ns4ns.dell.com points to 2400:cb00:2049:1::c629:df5a and 198.41.223.90.

Host names with one IP number:

ns1ak.dell.com points to 193.108.91.65.

Host names that point to 2400:cb00:2049:1::a29f:995: ns1ns.dell.com and ns3ns.dell.com.

Host names that point to 162.159.9.149: ns1ns.dell.com and ns3ns.dell.com.

Host names that point to 2400:cb00:2049:1::c629:df5a: ns2ns.dell.com and ns4ns.dell.com.

Host names that point to 198.41.223.90: ns2ns.dell.com and ns4ns.dell.com.