schoolgram.io - robtex.com

schoolgram.io

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:5234🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:9990🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.82.52Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.153.144🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkirk.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bc0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkirk.ns.cloudflare.com
A2803:f800:50::6ca2:c1c0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkirk.ns.cloudflare.com
A2a06:98c1:50::ac40:21c0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkirk.ns.cloudflare.com
A108.162.193.192🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkirk.ns.cloudflare.com
A172.64.33.192🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkirk.ns.cloudflare.com
A173.245.59.192🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkirk.ns.cloudflare.com
NSsureena.ns.cloudflare.com
A2606:4700:50::a29f:267e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsureena.ns.cloudflare.com
A2803:f800:50::6ca2:c27e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsureena.ns.cloudflare.com
A2a06:98c1:50::ac40:227e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsureena.ns.cloudflare.com
A108.162.194.126🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsureena.ns.cloudflare.com
A162.159.38.126Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsureena.ns.cloudflare.com
A172.64.34.126🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsureena.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c1b::1a🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f26.1e100.net
A142.251.163.27🇺🇸 Google142.251.163.0/24
PTRwv-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1b🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f27.1e100.net
A172.253.157.27🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f27.1e100.net
TXTgoogle-site-verification=OBBrkfrjX0CI6S7GWeVX8oXSlXBsGw7r2A_ORzYPxXQ
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.82.52, 172.67.153.144
IPv6 hints2606:4700:3034::6815:5234, 2606:4700:3035::ac43:9990
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=224, name=cloudflare-ech.com
SOAkirk.ns.cloudflare.comdns@cloudflare.com serial=2410273608

io

DNSSEC🔒 Signed (DS record present)
NSa0.nic.io ⭐
NSa2.nic.io
NSb0.nic.io
NSc0.nic.io
SOAa0.nic.iohostmaster@donuts.email serial=1785679926

Subdomains

scholastic.schoolgram.io
app.schoolgram.io

Same first word

schoolgram.io

DNS History

13 records (11 active, 2 former)

NSkirk.ns.cloudflare.comsureena.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.21.82.52172.67.153.1442606:4700:3034::6815:52342606:4700:3035::ac43:99902606:4700:3030::ac43:99902606:4700:3031::6815:5234
●NSkirk.ns.cloudflare.com2026-06-10 → 2026-08-02 · 2 obs
● 2026-06-10 18:54:28
● 2026-08-02 14:20:10
●NSsureena.ns.cloudflare.com2026-06-10 → 2026-08-02 · 2 obs
● 2026-06-10 18:54:28
● 2026-08-02 14:20:10
●MXalt1.aspmx.l.google.com2026-06-10 → 2026-08-02 · 2 obs
● 2026-06-10 18:54:28
● 2026-08-02 14:20:10
●MXalt2.aspmx.l.google.com2026-06-10 → 2026-08-02 · 2 obs
● 2026-06-10 18:54:28
● 2026-08-02 14:20:10
●MXalt3.aspmx.l.google.com2026-06-10 → 2026-08-02 · 2 obs
● 2026-06-10 18:54:28
● 2026-08-02 14:20:10
●MXalt4.aspmx.l.google.com2026-06-10 → 2026-08-02 · 2 obs
● 2026-06-10 18:54:28
● 2026-08-02 14:20:10
●MXaspmx.l.google.com2026-06-10 → 2026-08-02 · 2 obs
● 2026-06-10 18:54:28
● 2026-08-02 14:20:10
●A104.21.82.522026-06-10 → 2026-08-02 · 2 obs
● 2026-06-10 18:54:28
● 2026-08-02 14:20:10
●A172.67.153.1442026-06-10 → 2026-08-02 · 2 obs
● 2026-06-10 18:54:28
● 2026-08-02 14:20:10
○A2606:4700:3030::ac43:99902026-06-10 → 2026-06-15 · 4 obs
● 2026-06-10 18:54:28
● 2026-06-15 19:04:46
○ 2026-07-16 02:35:58
○ 2026-08-02 14:20:10
○A2606:4700:3031::6815:52342026-06-10 → 2026-06-15 · 4 obs
● 2026-06-10 18:54:28
● 2026-06-15 19:04:46
○ 2026-07-16 02:35:58
○ 2026-08-02 14:20:10
●A2606:4700:3034::6815:52342026-07-16 → 2026-08-02 · 3 obs
○ 2026-06-15 19:04:46
● 2026-07-16 02:35:58
● 2026-08-02 14:20:10
●A2606:4700:3035::ac43:99902026-07-16 → 2026-08-02 · 3 obs
○ 2026-06-15 19:04:46
● 2026-07-16 02:35:58
● 2026-08-02 14:20:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ioa0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io-
schoolgram.iokirk.ns.cloudflare.com, sureena.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.192

NS records: kirk.ns.cloudflare.com, sureena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schoolgram.io (unsigned zone)

⏱️ Timing

Total: 565ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.153.144, 104.21.82.52
AAAA22606:4700:3034::6815:5234, 2606:4700:3035::ac43:9990
NS2kirk.ns.cloudflare.com, sureena.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT1google-site-verification=OBBrkfrjX0CI6S7
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1kirk.ns.cloudflare.com dns.cloudflare.co

Analysis

Hierarchy

schoolgram.io serves as the parent of scholastic.schoolgram.io and app.schoolgram.io.

IP Addresses

schoolgram.io points to the four IP addresses 104.21.82.52, 172.67.153.144, 2606:4700:3034::6815:5234 and 2606:4700:3035::ac43:9990.

lydiakate.org, mdpfloridaparts.com, kkk155.com plus two other host names have IP numbers in common with schoolgram.io.

Name Servers

Two name servers handle the delegation for schoolgram.io: kirk.ns.cloudflare.com and sureena.ns.cloudflare.com.

The name server configuration of schoolgram.io is shared with other domains, for instance madeno.nl, karansawhney.com, immobelgica.es and two others.

The name servers of schoolgram.io overlap at least partially with those of other domains — among them corpelbobinas.com.br, irely.in, keenopt.ru and two more.

These name servers commonly appear alongside the name servers wells.ns.cloudflare.com and plato.ns.cloudflare.com.

Hosts with 6 IP addresses each:

kirk.ns.cloudflare.com resolves to 108.162.193.192, 172.64.33.192 and 173.245.59.192 among others, with 3 other IP addresses in total.

sureena.ns.cloudflare.com resolves to 108.162.194.126, 162.159.38.126 and 172.64.34.126 among others, with 3 other IP addresses in total.

Mail Servers

schoolgram.io has five mail servers, which are 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 schoolgram.io are shared with other domains: ns500742.ns500754.ns500671.ns500671.ns500731.ns500742.ns500705.ns500705.ns500666.ns500291.ns500131.lustychickser.com, ns500699.ns500765.ns500699.ns500699.ns500734.ns500693.ns500699.ns500588.ns500588.ns500588.ns500699.ns500632.ns500588.ns500632.ns500588.ns500588.ns500588.dtrkdll.com, ns500671.ns500671.ns500754.ns500742.ns500671.ns500754.ns500705.ns500704.ns500649.ns500678.ns500666.ns500649.ns500153.tenderladiesbz.com and two others among them.

These mail servers are often deployed together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx.l.google.com resolves to two addresses: 142.251.163.27 and 2607:f8b0:4004:c1b::1a.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

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

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.27 and 2a00:1450:400c:c23::1b.