studynotes.org - robtex.com

studynotes.org

DNSSEC⚠️ Not signed
A192.155.85.126🇺🇸 AKAMAI-LINODE-AP192.155.80.0/21 Akamai Technologies
PTRwww.apstudynotes.org
NSns1.linode.com ⭐
A2600:14c0:6::2🇺🇸 Akamai2600:14c0:6::/48 Technologies
PTRc1-2.akashield.net
A92.123.94.2🇳🇱 Akamai92.123.94.0/24 Technologies
PTRc1-2.akashield.net
NSns2.linode.com
A2600:14c0:6::3🇺🇸 Akamai2600:14c0:6::/48 Technologies
PTRc1-3.akashield.net
A92.123.94.3🇳🇱 Akamai92.123.94.0/24 Technologies
PTRc1-3.akashield.net
NSns3.linode.com
A2600:14c0:7::3🇺🇸 Akamai2600:14c0:7::/48 Technologies
PTRc2-3.akashield.net
A92.123.95.3🇳🇱 Akamai92.123.95.0/24 Technologies
PTRc2-3.akashield.net
NSns4.linode.com
A2600:14c0:7::4🇺🇸 Akamai2600:14c0:7::/48 Technologies
PTRc2-4.akashield.net
A92.123.95.4🇳🇱 Akamai92.123.95.0/24 Technologies
PTRc2-4.akashield.net
NSns5.linode.com
A2600:14c0:7::2🇺🇸 Akamai2600:14c0:7::/48 Technologies
PTRc2-2.akashield.net
A92.123.95.2🇳🇱 Akamai92.123.95.0/24 Technologies
PTRc2-2.akashield.net
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c17::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbl-in-f26.1e100.net
A142.251.167.26🇺🇸 Google142.251.167.0/24
MXalt1.aspmx.l.google.com(5)
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(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::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:c23::1b🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f27.1e100.net
A172.253.157.26🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f26.1e100.net
TXTv=spf1 include:_spf.google.com ~all
SOAns1.linode.comfreetheflash@gmail.com serial=2021000003

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=1783236352
WOT: SAFE (85/100)

Same first word

studynotes.top
studynotes.org
studynotes.ie
studynotes.pk
studynotes.us

Similar names

dustynotes.com
studyonest.com

DNS History

15 records (11 active, 4 former)

20162017201820192020202120222023202420252026NSns1.linode.comns2.linode.comns3.linode.comns4.linode.comns5.linode.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA192.155.85.126
●NSns1.linode.com2015-08-04 → 2026-07-05 · 2 obs
● 2015-08-04 07:57:54
● 2026-07-05 07:32:46
●NSns2.linode.com2015-08-04 → 2026-07-05 · 2 obs
● 2015-08-04 07:57:54
● 2026-07-05 07:32:46
●NSns3.linode.com2015-08-04 → 2026-07-05 · 2 obs
● 2015-08-04 07:57:54
● 2026-07-05 07:32:46
●NSns4.linode.com2015-08-04 → 2026-07-05 · 2 obs
● 2015-08-04 07:57:54
● 2026-07-05 07:32:46
●NSns5.linode.com2015-08-04 → 2026-07-05 · 2 obs
● 2015-08-04 07:57:54
● 2026-07-05 07:32:46
●MXalt1.aspmx.l.google.com2015-08-04 → 2026-07-05 · 2 obs
● 2015-08-04 07:57:54
● 2026-07-05 07:32:46
●MXalt2.aspmx.l.google.com2015-08-04 → 2026-07-05 · 2 obs
● 2015-08-04 07:57:54
● 2026-07-05 07:32:46
●MXalt3.aspmx.l.google.com2018-09-11 → 2026-07-05 · 3 obs
○ 2017-02-11 17:42:40
● 2018-09-11 11:58:56
● 2026-07-05 07:32:46
●MXalt4.aspmx.l.google.com2018-09-11 → 2026-07-05 · 3 obs
○ 2017-02-11 17:42:40
● 2018-09-11 11:58:56
● 2026-07-05 07:32:46
●MXaspmx.l.google.com2015-08-04 → 2026-07-05 · 2 obs
● 2015-08-04 07:57:54
● 2026-07-05 07:32:46
○MXaspmx2.googlemail.com2015-08-04 → 2017-02-11 · 4 obs
● 2015-08-04 07:57:54
● 2017-02-11 17:42:40
○ 2018-09-11 11:58:56
○ 2026-07-05 07:32:46
○MXaspmx3.googlemail.com2015-08-04 → 2017-02-11 · 4 obs
● 2015-08-04 07:57:54
● 2017-02-11 17:42:40
○ 2018-09-11 11:58:56
○ 2026-07-05 07:32:46
○MXaspmx4.googlemail.com2015-08-04 → 2017-02-11 · 4 obs
● 2015-08-04 07:57:54
● 2017-02-11 17:42:40
○ 2018-09-11 11:58:56
○ 2026-07-05 07:32:46
○MXaspmx5.googlemail.com2015-08-04 → 2017-02-11 · 4 obs
● 2015-08-04 07:57:54
● 2017-02-11 17:42:40
○ 2018-09-11 11:58:56
○ 2026-07-05 07:32:46
●A192.155.85.1262015-08-04 → 2026-07-05 · 2 obs
● 2015-08-04 07:57:54
● 2026-07-05 07:32:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
studynotes.orgns2.linode.com, ns3.linode.com, ns5.linode.com, ns1.linode.com...-

✅ Authoritative Response

Server:92.123.95.4

NS records: ns2.linode.com, ns3.linode.com, ns5.linode.com, ns1.linode.com, ns4.linode.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studynotes.org (unsigned zone)

⏱️ Timing

Total: 1022ms | Queries: -

📄 Records

TypeCountSample Data
A1192.155.85.126
NS5ns2.linode.com, ns4.linode.com...
MX5ALT1.ASPMX.L.GOOGLE.COM (pri: 5), ASPMX.L.GOOGLE.COM (pri: 1)...
TXT1v=spf1 include:_spf.google.com ~all
SOA1ns1.linode.com freetheflash.gmail.com

Analysis

IP Addresses

studynotes.org directs to one IP number, which is 192.155.85.126.

Name Servers

The authoritative name servers for studynotes.org are ns1.linode.com, ns2.linode.com, ns3.linode.com and two others.

The name servers of studynotes.org overlap at least partially with those of other domains — among them yourvisibilityfactor.com, cforcode.com, benitalia.com and two more.

These name servers commonly appear alongside the name servers ns4.linode.com and ns5.linode.com.

Hosts with two IP numbers each:

ns1.linode.com has two IP addresses: 92.123.94.2 and 2600:14c0:6::2.

ns2.linode.com has two IP addresses: 92.123.94.3 and 2600:14c0:6::3.

ns3.linode.com has two IP addresses: 92.123.95.3 and 2600:14c0:7::3.

ns4.linode.com has two IP addresses: 92.123.95.4 and 2600:14c0:7::4.

ns5.linode.com has two IP addresses: 92.123.95.2 and 2600:14c0:7::2.

Mail Servers

Five mail servers handle studynotes.org: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

studynotes.org shares at least some of its mail servers with other domains — for example ns500731.ns500731.ns500754.ns500671.ns500671.ns500731.ns500731.ns500705.ns500705.ns500678.ns500666.ns500142.lusty(0x736c7574)z.com, ns500758.ns500758.ns500698.ns500758.ns500736.ns500698.ns500735.ns500736.ns500576.ns500698.ns500686.ns500619.ns500576.trackreceptor.com, ns500742.ns500742.ns500754.ns500705.ns500704.ns500688.ns500688.ns500671.ns500649.ns500678.lusty(0x736c7574)z.com and two more.

It is common for these mail servers to co-occur with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com as mail servers.

Hosts with two IP numbers each:

aspmx.l.google.com has two IP addresses: 142.251.167.26 and 2607:f8b0:4004:c17::1a.

alt1.aspmx.l.google.com has two IP addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1b.

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

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

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.