studynotes.org - dns.ninja

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:c21::1b🇺🇸 Google2607:f8b0:4004::/48
PTRpe-in-f27.1e100.net
A172.253.139.26🇺🇸 Google172.253.139.0/24
PTRyuiadsk-in-f26.1e100.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
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.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
A172.253.157.26🇺🇸 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=1782839130
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 → 2026-06-30 · 2 obs
● 2015-08-04 07:57:54
● 2026-06-30 17:16:10
●NSns2.linode.com2015-08-04 → 2026-06-30 · 2 obs
● 2015-08-04 07:57:54
● 2026-06-30 17:16:10
●NSns3.linode.com2015-08-04 → 2026-06-30 · 2 obs
● 2015-08-04 07:57:54
● 2026-06-30 17:16:10
●NSns4.linode.com2015-08-04 → 2026-06-30 · 2 obs
● 2015-08-04 07:57:54
● 2026-06-30 17:16:10
●NSns5.linode.com2015-08-04 → 2026-06-30 · 2 obs
● 2015-08-04 07:57:54
● 2026-06-30 17:16:10
●MXalt1.aspmx.l.google.com2015-08-04 → 2026-06-30 · 2 obs
● 2015-08-04 07:57:54
● 2026-06-30 17:16:10
●MXalt2.aspmx.l.google.com2015-08-04 → 2026-06-30 · 2 obs
● 2015-08-04 07:57:54
● 2026-06-30 17:16:10
●MXalt3.aspmx.l.google.com2018-09-11 → 2026-06-30 · 3 obs
○ 2017-02-11 17:42:40
● 2018-09-11 11:58:56
● 2026-06-30 17:16:10
●MXalt4.aspmx.l.google.com2018-09-11 → 2026-06-30 · 3 obs
○ 2017-02-11 17:42:40
● 2018-09-11 11:58:56
● 2026-06-30 17:16:10
●MXaspmx.l.google.com2015-08-04 → 2026-06-30 · 2 obs
● 2015-08-04 07:57:54
● 2026-06-30 17:16:10
○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
○ 2026-06-30 17:16:10
○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
○ 2026-06-30 17:16:10
○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
○ 2026-06-30 17:16:10
○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
○ 2026-06-30 17:16:10
●A192.155.85.1262015-08-04 → 2026-06-30 · 2 obs
● 2015-08-04 07:57:54
● 2026-06-30 17:16:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org-
studynotes.orgns2.linode.com, ns4.linode.com, ns5.linode.com, ns1.linode.com...-

✅ Authoritative Response

Server:92.123.95.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studynotes.org (unsigned zone)

⏱️ Timing

Total: 431ms | Queries: -

📄 Records

TypeCountSample Data
A1192.155.85.126
NS5ns3.linode.com, ns2.linode.com...
MX5ASPMX.L.GOOGLE.COM (pri: 1), ALT1.ASPMX.L.GOOGLE.COM (pri: 5)...
TXT1v=spf1 include:_spf.google.com ~all
SOA1ns1.linode.com freetheflash.gmail.com

Analysis

IP Addresses

studynotes.org resolves to just one IP address, 192.155.85.126.

Name Servers

studynotes.org delegates to five name servers: ns1.linode.com, ns2.linode.com, ns3.linode.com and two others.

studynotes.org partially shares its NS delegation with several other domains, including yourvisibilityfactor.com, cforcode.com, benitalia.com and two others.

These name servers are regularly seen alongside ns4.linode.com and ns5.linode.com as name servers.

Host names that have two IP addresses:

ns1.linode.com resolves to two addresses: 92.123.94.2 and 2600:14c0:6::2.

ns2.linode.com resolves to two addresses: 92.123.94.3 and 2600:14c0:6::3.

ns3.linode.com resolves to two addresses: 92.123.95.3 and 2600:14c0:7::3.

ns4.linode.com resolves to two addresses: 92.123.95.4 and 2600:14c0:7::4.

ns5.linode.com resolves to two addresses: 92.123.95.2 and 2600:14c0:7::2.

Mail Servers

Mail for studynotes.org is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between studynotes.org and other domains, including 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 others.

alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.

Host names that have two IP addresses:

aspmx.l.google.com resolves to two addresses: 172.253.139.26 and 2607:f8b0:4004:c21::1b.

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: 172.253.116.27 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: 172.253.157.26 and 2a00:1450:400c:c23::1b.