schoolguardian.app - robtex.com

schoolguardian.app

DNSSEC⚠️ Not signed
A16.146.181.203🇺🇸 Amazon16.146.128.0/17 EC2 Prefix
PTRec2-16-146-181-203.us-west-2.compute.amazonaws.com
A44.226.245.87🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix
NSns-1969.awsdns-54.co.uk ⭐
A2600:9000:5307:b100::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-1969.awsdns-54.co.uk
A205.251.199.177🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-1969.awsdns-54.co.uk
NSns-1115.awsdns-11.org
A2600:9000:5304:5b00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront
PTRns-1115.awsdns-11.org
A205.251.196.91🇺🇸 Amazon205.251.196.0/24 prefix
PTRns-1115.awsdns-11.org
NSns-477.awsdns-59.com
A2600:9000:5301:dd00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-477.awsdns-59.com
A205.251.193.221🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-477.awsdns-59.com
NSns-930.awsdns-52.net
A2600:9000:5303:a200::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-930.awsdns-52.net
A205.251.195.162🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-930.awsdns-52.net
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c25::1a🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadtq-in-f26.1e100.net
A142.250.31.26🇺🇸 Google142.250.31.0/24
PTRbj-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c00::1a🇧🇪 Google2a00:1450:400c::/48
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.27🇺🇸 Google173.194.76.0/24
PTRws-in-f27.1e100.net
TXTv=spf1 include:_spf.octadesk.com include:_spf.google.com include:amazonses.co...
SOAns-1969.awsdns-54.co.ukawsdns-hostmaster@amazon.com serial=1

app

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427
🔒 HSTS Preload (+subdomains)

Subdomains

gate.schoolguardian.app

Same first word

schoolguardian.app

Similar names

guardianschool.in
guardianschool.org

DNS History

16 records (11 active, 5 former)

NSns-1115.awsdns-11.orgns-1969.awsdns-54.co.ukns-477.awsdns-59.comns-930.awsdns-52.netMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA16.146.181.20344.226.245.87184.32.61.168184.33.30.7834.217.233.8035.166.157.1444.226.1.31
●NSns-1115.awsdns-11.org2026-03-24 → 2026-06-05 · 2 obs
● 2026-03-24 15:53:34
● 2026-06-05 22:41:44
●NSns-1969.awsdns-54.co.uk2026-03-24 → 2026-06-05 · 2 obs
● 2026-03-24 15:53:34
● 2026-06-05 22:41:44
●NSns-477.awsdns-59.com2026-03-24 → 2026-06-05 · 2 obs
● 2026-03-24 15:53:34
● 2026-06-05 22:41:44
●NSns-930.awsdns-52.net2026-03-24 → 2026-06-05 · 2 obs
● 2026-03-24 15:53:34
● 2026-06-05 22:41:44
●MXalt1.aspmx.l.google.com2026-03-24 → 2026-06-05 · 2 obs
● 2026-03-24 15:53:34
● 2026-06-05 22:41:44
●MXalt2.aspmx.l.google.com2026-03-24 → 2026-06-05 · 2 obs
● 2026-03-24 15:53:34
● 2026-06-05 22:41:44
●MXalt3.aspmx.l.google.com2026-03-24 → 2026-06-05 · 2 obs
● 2026-03-24 15:53:34
● 2026-06-05 22:41:44
●MXalt4.aspmx.l.google.com2026-03-24 → 2026-06-05 · 2 obs
● 2026-03-24 15:53:34
● 2026-06-05 22:41:44
●MXaspmx.l.google.com2026-03-24 → 2026-06-05 · 2 obs
● 2026-03-24 15:53:34
● 2026-06-05 22:41:44
●A16.146.181.2032026-06-05 → 2026-06-05 · 3 obs
○ 2026-05-13 10:59:32
● 2026-06-05 22:41:40
● 2026-06-05 22:41:44
○A184.32.61.1682026-05-07 → 2026-05-07 · 4 obs
○ 2026-03-24 15:53:34
● 2026-05-07 22:48:38
○ 2026-05-13 10:59:32
○ 2026-06-05 22:41:44
○A184.33.30.782026-05-07 → 2026-05-13 · 5 obs
○ 2026-03-24 15:53:34
● 2026-05-07 22:48:38
● 2026-05-13 10:59:32
○ 2026-06-05 22:41:40
○ 2026-06-05 22:41:44
○A34.217.233.802026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 15:53:34
○ 2026-05-07 22:48:38
○ 2026-06-05 22:41:44
○A35.166.157.142026-05-13 → 2026-05-13 · 4 obs
○ 2026-05-07 22:48:38
● 2026-05-13 10:59:32
○ 2026-06-05 22:41:40
○ 2026-06-05 22:41:44
○A44.226.1.312026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 15:53:34
○ 2026-05-07 22:48:38
○ 2026-06-05 22:41:44
●A44.226.245.872026-06-05 → 2026-06-05 · 3 obs
○ 2026-05-13 10:59:32
● 2026-06-05 22:41:40
● 2026-06-05 22:41:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
appns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
schoolguardian.appns-930.awsdns-52.net, ns-1115.awsdns-11.org, ns-1969.awsdns-54.co.uk, ns-477.awsdns-59.com-

✅ Authoritative Response

Server:205.251.193.221

NS records: ns-930.awsdns-52.net, ns-1115.awsdns-11.org, ns-1969.awsdns-54.co.uk, ns-477.awsdns-59.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schoolguardian.app (unsigned zone)

⏱️ Timing

Total: 939ms | Queries: -

📄 Records

TypeCountSample Data
A216.146.181.203, 44.226.245.87
NS4ns-1115.awsdns-11.org, ns-1969.awsdns-54.co.uk...
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT1v=spf1 include:_spf.octadesk.com include
SOA1ns-1969.awsdns-54.co.uk awsdns-hostmaste

Analysis

Hierarchy

schoolguardian.app serves as the parent of gate.schoolguardian.app.

IP Addresses

schoolguardian.app points to two IP numbers: 16.146.181.203 and 44.226.245.87.

Host names like ec2-44-226-245-87.us-west-2.compute.amazonaws.com are further examples that share IP numbers with schoolguardian.app.

Name Servers

Authority for schoolguardian.app is delegated across 4 name servers: ns-477.awsdns-59.com, ns-930.awsdns-52.net, ns-1115.awsdns-11.org and ns-1969.awsdns-54.co.uk.

schoolguardian.app has at least partial name server overlap with other domains, such as lmapps.com, d1temdbg66j98g.cloudfront.net, westernglove.net and two others.

These name servers tend to appear together with the name servers ns-270.awsdns-33.com, ns-1251.awsdns-28.org and ns-1898.awsdns-45.co.uk.

ns-477.awsdns-59.com, ns-930.awsdns-52.net, ns-1115.awsdns-11.org and ns-1969.awsdns-54.co.uk all point to exactly two IP numbers each: ns-477.awsdns-59.com → 205.251.193.221 and 2600:9000:5301:dd00::1; ns-930.awsdns-52.net → 205.251.195.162 and 2600:9000:5303:a200::1; ns-1115.awsdns-11.org → 205.251.196.91 and 2600:9000:5304:5b00::1; ns-1969.awsdns-54.co.uk → 205.251.199.177 and 2600:9000:5307:b100::1.

Mail Servers

Mail for schoolguardian.app is routed through 5 mail servers, including aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by schoolguardian.app are shared with other domains: ns500758.ns500758.ns500698.ns500736.ns500735.ns500698.ns500735.ns500698.ns500735.ns500708.ns500576.ns500698.ns500619.ns500686.ns500619.ns500619.trackreceptor.com, ns500758.ns500698.ns500698.ns500759.ns500698.ns500736.ns500736.ns500698.ns500736.ns500708.ns500576.ns500619.ns500619.ns500619.trackreceptor.com, ns500754.ns500754.ns500754.ns500742.ns500671.ns500671.ns500731.ns500705.ns500688.ns500671.ns500649.ns500666.lustychickser.com and two others among them.

These mail servers often appear in conjunction with the mail servers alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names pointing to two IP addresses:

aspmx.l.google.com resolves to two addresses: 142.250.31.26 and 2607:f8b0:4004:c25::1a.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to two addresses: 173.194.76.27 and 2a00:1450:400c:c00::1a.