knoxschool.org - robtex.com

knoxschool.org

DNSSEC⚠️ Not signed
A204.101.99.167🇨🇦 BELL-AS204.101.0.0/16 Bell Canada
NSns1.systemdns.com ⭐
A2604:4000:0:d:216:40:47:90🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000
PTRns1.systemdns.com
A216.40.47.90🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0
PTRns1.systemdns.com
NSns2.systemdns.com
A2604:4000:2800:d:64:99:148:16🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.
PTRns2.systemdns.com
A64.98.148.16🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.
PTRns2.systemdns.com
NSns3.systemdns.com
A2604:4000:0:d:64:99:96:36🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000
PTRns3.systemdns.com
A64.99.96.36🇨🇦 TUCOWS64.99.96.0/24 -BRA-BLK2.7.2
PTRns3.systemdns.com
MXaspmx.l.google.com ⭐
A2a00:1450:4009:c19::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrp-in-f27.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt1.aspmx.l.google.com(20)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(20)
A2a00:1450:4013:c1e::1b🇳🇱 Google2a00:1450:4013::/48
PTRyugrqzs-in-f27.1e100.net
A192.178.213.26🇺🇸 Google192.178.213.0/24
PTRyugrqzs-in-f26.1e100.net
MXaspmx2.googlemail.com(30)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXaspmx3.googlemail.com(30)
A2607:f8b0:4023:3003::1b🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f27.1e100.net
A172.253.145.27🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f27.1e100.net
MXaspmx4.googlemail.com(30)
A2607:f8b0:4023:1015::1a🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f26.1e100.net
A172.253.135.26🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f26.1e100.net
MXaspmx5.googlemail.com(30)
A2607:f8b0:4003:c4a::1a🇺🇸 Google2607:f8b0:4003::/48
PTRyutulth-in-f26.1e100.net
A142.251.96.26🇺🇸 Google142.250.0.0/15
PTRyutulth-in-f26.1e100.net
TXTgoogle-site-verification=n2lsml0BrN-E9vdawUrW1kTVUQFCE_tWsM-YViaoZUs
TXTJ45PEUYV50HGTSNXW1VVS8TA629RE3JGW10YIRQHT
TXTv=spf1 include:aspmx.googlemail.com ~all
TXTMS=EEE54688CE5FD4C702480EFD9BE99E7B01007FAD
SOAns1.systemdns.comhostmaster@systemdns.com serial=1751291978

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1776805078
📈 Tranco rank: #933,719

Subdomains

www.knoxschool.org

Same first word

knoxschool.org
knoxschool.co.kr

DNS History

21 records (11 active, 10 former)

20162017201820192020202120222023202420252026NSns1.systemdns.comns2.systemdns.comns3.systemdns.comns1.mdnsservice.comns2.mdnsservice.comns3.mdnsservice.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comknoxschool.org.mx1.staffordassoc.rcimx.netknoxschool.org.mx2.staffordassoc.rcimx.netknoxschool.org.mx3.staffordassoc.rcimx.netknoxschool.org.mx4.staffordassoc.rcimx.netA204.101.99.167184.106.184.126
○NSns1.mdnsservice.com2015-05-04 → 2018-08-29 · 4 obs
● 2015-05-04 00:18:22
● 2018-08-29 08:21:48
○ 2026-02-28 09:34:04
○ 2026-04-21 21:41:52
●NSns1.systemdns.com2026-02-28 → 2026-04-21 · 3 obs
○ 2018-08-29 08:21:48
● 2026-02-28 09:34:04
● 2026-04-21 21:41:52
○NSns2.mdnsservice.com2015-05-04 → 2018-08-29 · 4 obs
● 2015-05-04 00:18:22
● 2018-08-29 08:21:48
○ 2026-02-28 09:34:04
○ 2026-04-21 21:41:52
●NSns2.systemdns.com2026-02-28 → 2026-04-21 · 3 obs
○ 2018-08-29 08:21:48
● 2026-02-28 09:34:04
● 2026-04-21 21:41:52
○NSns3.mdnsservice.com2015-05-04 → 2018-08-29 · 4 obs
● 2015-05-04 00:18:22
● 2018-08-29 08:21:48
○ 2026-02-28 09:34:04
○ 2026-04-21 21:41:52
●NSns3.systemdns.com2026-02-28 → 2026-04-21 · 3 obs
○ 2018-08-29 08:21:48
● 2026-02-28 09:34:04
● 2026-04-21 21:41:52
●MXalt1.aspmx.l.google.com2015-10-20 → 2026-04-21 · 3 obs
○ 2015-05-04 00:18:22
● 2015-10-20 09:45:00
● 2026-04-21 21:41:52
●MXalt2.aspmx.l.google.com2015-10-20 → 2026-04-21 · 3 obs
○ 2015-05-04 00:18:22
● 2015-10-20 09:45:00
● 2026-04-21 21:41:52
○MXalt3.aspmx.l.google.com2015-10-20 → 2018-08-29 · 5 obs
○ 2015-05-04 00:18:22
● 2015-10-20 09:45:00
● 2018-08-29 08:21:48
○ 2026-02-28 09:34:04
○ 2026-04-21 21:41:52
○MXalt4.aspmx.l.google.com2015-10-20 → 2018-08-29 · 5 obs
○ 2015-05-04 00:18:22
● 2015-10-20 09:45:00
● 2018-08-29 08:21:48
○ 2026-02-28 09:34:04
○ 2026-04-21 21:41:52
●MXaspmx.l.google.com2015-10-20 → 2026-04-21 · 3 obs
○ 2015-05-04 00:18:22
● 2015-10-20 09:45:00
● 2026-04-21 21:41:52
●MXaspmx2.googlemail.com2026-02-28 → 2026-04-21 · 3 obs
○ 2018-08-29 08:21:48
● 2026-02-28 09:34:04
● 2026-04-21 21:41:52
●MXaspmx3.googlemail.com2026-02-28 → 2026-04-21 · 3 obs
○ 2018-08-29 08:21:48
● 2026-02-28 09:34:04
● 2026-04-21 21:41:52
●MXaspmx4.googlemail.com2026-02-28 → 2026-04-21 · 3 obs
○ 2018-08-29 08:21:48
● 2026-02-28 09:34:04
● 2026-04-21 21:41:52
●MXaspmx5.googlemail.com2026-02-28 → 2026-04-21 · 3 obs
○ 2018-08-29 08:21:48
● 2026-02-28 09:34:04
● 2026-04-21 21:41:52
○MXknoxschool.org.mx1.staffordassoc.rcimx.net2015-05-04 → 2015-05-04 · 3 obs
● 2015-05-04 00:18:22
○ 2015-10-20 09:45:00
○ 2026-04-21 21:41:52
○MXknoxschool.org.mx2.staffordassoc.rcimx.net2015-05-04 → 2015-05-04 · 3 obs
● 2015-05-04 00:18:22
○ 2015-10-20 09:45:00
○ 2026-04-21 21:41:52
○MXknoxschool.org.mx3.staffordassoc.rcimx.net2015-05-04 → 2015-05-04 · 3 obs
● 2015-05-04 00:18:22
○ 2015-10-20 09:45:00
○ 2026-04-21 21:41:52
○MXknoxschool.org.mx4.staffordassoc.rcimx.net2015-05-04 → 2015-05-04 · 3 obs
● 2015-05-04 00:18:22
○ 2015-10-20 09:45:00
○ 2026-04-21 21:41:52
○A184.106.184.1262015-05-04 → 2018-08-29 · 4 obs
● 2015-05-04 00:18:22
● 2018-08-29 08:21:48
○ 2026-02-28 09:34:04
○ 2026-04-21 21:41:52
●A204.101.99.1672026-02-28 → 2026-04-21 · 3 obs
○ 2018-08-29 08:21:48
● 2026-02-28 09:34:04
● 2026-04-21 21:41:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org-
knoxschool.orgns2.systemdns.com, ns1.systemdns.com, ns3.systemdns.com-

✅ Authoritative Response

Server:64.98.148.16

NS records: ns2.systemdns.com, ns1.systemdns.com, ns3.systemdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knoxschool.org (unsigned zone)

⏱️ Timing

Total: 493ms | Queries: -

📄 Records

TypeCountSample Data
A1204.101.99.167
NS3ns1.systemdns.com, ns3.systemdns.com...
MX7aspmx2.googlemail.com (pri: 30), aspmx.l.google.com (pri: 10)...
TXT4google-site-verification=n2lsml0BrN-E9vd, v=spf1 include:aspmx.googlemail.com ~all...
SOA1ns1.systemdns.com hostmaster.systemdns.c

Analysis

Hierarchy

knoxschool.org is a parent of www.knoxschool.org.

IP Addresses

knoxschool.org points to a single IP address: 204.101.99.167.

Name Servers

knoxschool.org is delegated to three name servers: ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com.

At least part of the name servers for knoxschool.org are shared with other domains, for instance roofmanagement.services, riversideprint.co.uk, assistenzacaldaieferroliroma.com, saferdance.com and zoiscapital.com.

Host names with two IP numbers:

ns1.systemdns.com points to 2604:4000:0:d:216:40:47:90 and 216.40.47.90

ns2.systemdns.com points to 2604:4000:2800:d:64:99:148:16 and 64.98.148.16

ns3.systemdns.com points to 2604:4000:0:d:64:99:96:36 and 64.99.96.36

Mail Servers

knoxschool.org is served by seven mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

knoxschool.org shares at least some mail servers with other domains, for example ns500742.ns500731.ns500671.ns500671.ns500742.ns500678.ns500704.ns500678.ns500671.ns500291.ns500291.ns500131.lustychickser.com, ns500759.ns500758.ns500698.ns500698.ns500698.ns500736.ns500698.ns500698.ns500652.ns500576.trackreceptor.com, ns500734.ns500699.ns500734.ns500693.ns500699.ns500734.ns500699.ns500699.ns500693.ns500588.ns500588.ns500588.ns500632.ns500588.ns500632.ns500632.ns500110.dtrkdll.com, peakaccess.co.uk and ns500734.ns500734.ns500693.ns500699.ns500734.ns500693.ns500728.ns500699.ns500683.ns500693.ns500699.ns500693.ns500112.dtrkdll.com.

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

Host names with two IP numbers:

aspmx2.googlemail.com points to: 2800:3f0:4003:c0f::1a and 108.177.123.27.

aspmx3.googlemail.com points to: 2607:f8b0:4023:3003::1b and 172.253.145.27.

aspmx4.googlemail.com points to: 2607:f8b0:4023:1015::1a and 172.253.135.26.

aspmx5.googlemail.com points to: 2607:f8b0:4003:c4a::1a and 142.251.96.26.

aspmx.l.google.com points to: 2a00:1450:4009:c19::1b and 192.178.223.26.

alt1.aspmx.l.google.com points to: 2800:3f0:4003:c0f::1b and 108.177.123.27.

alt2.aspmx.l.google.com points to: 2a00:1450:4013:c1e::1b and 192.178.213.26.

Host names that point to 108.177.123.27: aspmx2.googlemail.com and alt1.aspmx.l.google.com.