knote.com - dns.ninja

knote.com

DNSSEC⚠️ Not signed
A54.91.164.190🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix
PTRec2-54-91-164-190.compute-1.amazonaws.com
NSarvind.ns.cloudflare.com
A2606:4700:58::a29f:2ce3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarvind.ns.cloudflare.com
A2803:f800:50::6ca2:c3e3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRarvind.ns.cloudflare.com
A2a06:98c1:50::ac40:23e3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRarvind.ns.cloudflare.com
A108.162.195.227🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarvind.ns.cloudflare.com
A162.159.44.227Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarvind.ns.cloudflare.com
A172.64.35.227🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarvind.ns.cloudflare.com
NSchelsea.ns.cloudflare.com
A2606:4700:50::a29f:26b1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchelsea.ns.cloudflare.com
A2803:f800:50::6ca2:c2b1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRchelsea.ns.cloudflare.com
A2a06:98c1:50::ac40:22b1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRchelsea.ns.cloudflare.com
A108.162.194.177🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchelsea.ns.cloudflare.com
A162.159.38.177Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchelsea.ns.cloudflare.com
A172.64.34.177🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchelsea.ns.cloudflare.com
MXaspmx.l.google.com
A2607:f8b0:4004:c06::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbg-in-f26.1e100.net
A64.233.180.27🇺🇸 Google64.233.180.0/24
PTRon-in-f27.1e100.net
PTRpe-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
A172.253.116.27🇺🇸 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:c23::1a🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f26.1e100.net
A172.253.157.27🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f27.1e100.net
TXTv=spf1 include:_spf.google.com include:mailgun.org include:servers.mcsv.net ?all
SOAarvind.ns.cloudflare.comdns@cloudflare.com serial=2409596662

com

Subdomains

Same first word

Similar names

DNS History

18 records (8 active, 10 former)

20162017201820192020202120222023202420252026NSarvind.ns.cloudflare.comchelsea.ns.cloudflare.comns-1210.awsdns-23.orgns-127.awsdns-15.comns-1847.awsdns-38.co.ukns-924.awsdns-51.netMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA54.91.164.19052.32.241.23752.38.193.12654.147.40.10054.148.129.7454.175.41.21654.69.157.15
NSarvind.ns.cloudflare.com2026-02-14 → 2026-07-21 · 3 obs
○ 2021-05-20 11:16:26
● 2026-02-14 20:38:46
● 2026-07-21 16:42:48
NSchelsea.ns.cloudflare.com2026-02-14 → 2026-07-21 · 3 obs
○ 2021-05-20 11:16:26
● 2026-02-14 20:38:46
● 2026-07-21 16:42:48
NSns-1210.awsdns-23.org2015-05-29 → 2021-05-20 · 4 obs
● 2015-05-29 13:44:40
● 2021-05-20 11:16:26
○ 2026-02-14 20:38:46
○ 2026-07-21 16:42:48
NSns-127.awsdns-15.com2015-05-29 → 2021-05-20 · 4 obs
● 2015-05-29 13:44:40
● 2021-05-20 11:16:26
○ 2026-02-14 20:38:46
○ 2026-07-21 16:42:48
NSns-1847.awsdns-38.co.uk2015-05-29 → 2021-05-20 · 4 obs
● 2015-05-29 13:44:40
● 2021-05-20 11:16:26
○ 2026-02-14 20:38:46
○ 2026-07-21 16:42:48
NSns-924.awsdns-51.net2015-05-29 → 2021-05-20 · 4 obs
● 2015-05-29 13:44:40
● 2021-05-20 11:16:26
○ 2026-02-14 20:38:46
○ 2026-07-21 16:42:48
MXalt1.aspmx.l.google.com2015-05-29 → 2026-07-21 · 2 obs
● 2015-05-29 13:44:40
● 2026-07-21 16:42:48
MXalt2.aspmx.l.google.com2015-05-29 → 2026-07-21 · 2 obs
● 2015-05-29 13:44:40
● 2026-07-21 16:42:48
MXalt3.aspmx.l.google.com2015-05-29 → 2026-07-21 · 2 obs
● 2015-05-29 13:44:40
● 2026-07-21 16:42:48
MXalt4.aspmx.l.google.com2015-05-29 → 2026-07-21 · 2 obs
● 2015-05-29 13:44:40
● 2026-07-21 16:42:48
MXaspmx.l.google.com2015-05-29 → 2026-07-21 · 2 obs
● 2015-05-29 13:44:40
● 2026-07-21 16:42:48
A52.32.241.2372015-12-13 → 2016-03-31 · 5 obs
○ 2015-10-11 14:19:40
● 2015-12-13 14:24:20
● 2016-03-31 07:56:16
○ 2016-12-29 11:17:18
○ 2026-07-21 16:42:48
A52.38.193.1262016-12-29 → 2016-12-29 · 4 obs
○ 2016-03-31 07:56:16
● 2016-12-29 11:17:18
○ 2017-07-20 19:50:42
○ 2026-07-21 16:42:48
A54.147.40.1002021-05-20 → 2021-05-20 · 4 obs
○ 2017-07-20 19:50:42
● 2021-05-20 11:16:26
○ 2026-02-14 20:38:46
○ 2026-07-21 16:42:48
A54.148.129.742015-10-11 → 2015-10-11 · 4 obs
○ 2015-05-29 13:44:40
● 2015-10-11 14:19:40
○ 2015-12-13 14:24:20
○ 2026-07-21 16:42:48
A54.175.41.2162017-07-20 → 2017-07-20 · 4 obs
○ 2016-12-29 11:17:18
● 2017-07-20 19:50:42
○ 2021-05-20 11:16:26
○ 2026-07-21 16:42:48
A54.69.157.152015-05-29 → 2015-05-29 · 3 obs
● 2015-05-29 13:44:40
○ 2015-10-11 14:19:40
○ 2026-07-21 16:42:48
A54.91.164.1902026-02-14 → 2026-07-21 · 3 obs
○ 2021-05-20 11:16:26
● 2026-02-14 20:38:46
● 2026-07-21 16:42:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
knote.comchelsea.ns.cloudflare.com, arvind.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.227

NS records: chelsea.ns.cloudflare.com, arvind.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knote.com (unsigned zone)

⏱️ Timing

Total: 158ms | Queries: -

📄 Records

TypeCountSample Data
A154.91.164.190
NS2arvind.ns.cloudflare.com, chelsea.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT1v=spf1 include:_spf.google.com include:m
SOA1arvind.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (chelsea.ns.cloudflare.com, chelsea.ns.cloudflare.com, chelsea.ns.cloudflare.com...)

Analysis

Hierarchy

knote.com is the parent zone for science.knote.com.

IP Addresses

knote.com has exactly one IP address — 54.91.164.190.

Among the host names that share IP numbers with knote.com is ec2-54-91-164-190.compute-1.amazonaws.com, as one example.

Name Servers

The NS records for knote.com delegate to arvind.ns.cloudflare.com and chelsea.ns.cloudflare.com.

The name server configuration of knote.com is shared with other domains, for instance 5019meritking.com, meritking4125.com, meritking5015.cam and two others.

knote.com partially shares its NS delegation with several other domains, including newsbase.co.uk, 6688ly.com, labonata.com and two others.

The name servers dale.ns.cloudflare.com, gail.ns.cloudflare.com, meadow.ns.cloudflare.com and addilyn.ns.cloudflare.com are often found in use alongside these name servers.

Hosts with 6 IP addresses each:

arvind.ns.cloudflare.com maps to 108.162.195.227, 162.159.44.227, 172.64.35.227 and 3 additional IP addresses.

chelsea.ns.cloudflare.com maps to 108.162.194.177, 162.159.38.177, 172.64.34.177 and 3 additional IP addresses.

Mail Servers

knote.com is handled by five mail servers: 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 knote.com are shared with other domains: alsar.co.uk, ns500698.ns500698.ns500759.ns500698.ns500735.ns500736.ns500735.ns500698.ns500736.ns500708.ns500576.ns500698.ns500698.ns500619.ns500652.ns500619.trackreceptor.com, ns500754.ns500731.ns500671.ns500742.ns500671.ns500742.ns500754.ns500688.ns500705.ns500704.ns500671.ns500671.ns500705.ns500291.ns500671.ns500671.ns500666.tenderladiesbz.com and two others among them.

It is common to find these mail servers paired with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and aspmx2.googlemail.com, as well as two others.

Host names pointing to two IP addresses:

The A records for aspmx.l.google.com return 64.233.180.27 and 2607:f8b0:4004:c06::1a.

The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1a.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.

The A records for alt3.aspmx.l.google.com return 192.178.223.27 and 2a00:1450:4009:c0f::1a.

The A records for alt4.aspmx.l.google.com return 172.253.157.27 and 2a00:1450:400c:c23::1a.