cobnote.com

cobnote.com serves a website of its own. It answers on both IPv4 and IPv6, with no TLS certificate and MX records for mail.

4,148 other domains share an IP address with it.

The most recent crawl returned the page title “AI Lecture Note Taker for Students | Cobnote” and 232,334 bytes of HTML.

Domain properties

Property	Value	Explanation
Top-level domain	.com	Statistics for all domains we know under this TLD.
Has website	yes	A website is hosted under the domain, which does not redirect to an external domain.
Has MX-record	yes	The domain has an MX record.
External redirect	no	The domain redirects to another domain.
Redirect to https	no	The domain redirects to https.
Redirect to www.	no	The domain redirects to www.domain.
Only with www.	no	The domain can only be reached with the subdomain "www".
Only DNS, no website	no	There are no A or AAAA records in DNS.
IP-Address	Both	Shows whether the domain only has IPv4 or IPv6 or both.
SSL-Certificate	no certificate	Shows whether the domain has a valid SSL certificate.
Redirects	0	Number of domains that redirect to this domain.
Reverse IP	4,148	Number of domains with the same IP(s).

This data through the API

The data on this page is also available as JSON: /lookup for the key facts, /reverseip, /redirect and /similar for the lists, and /dnshistory with Basic and Premium. A free account comes with an API key and 100 calls a day.

curl -X POST https://api.webxtrend.com/v1.0/lookup \
  -H 'Content-Type: application/json' \
  -d '{"token": "YOUR_TOKEN", "query": "cobnote.com"}'

Create a free account Read the API docs

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Websites whose start page offers something similar, found by comparing the text of their start pages, across languages. Near-identical copies, parking pages and error pages are left out. The full list of up to 100 comes through the API: similar websites.

Last SSL certificate

No certificate data available for this domain.

Last successful crawl

Title	AI Lecture Note Taker for Students \| Cobnote
Description	Turn lectures, PDFs, audio, and videos into organized notes, flashcards, quizzes, and mind maps with Cobnote, the AI study app for students.
Content-Length	232,334 bytes

Title and description as published by the page itself in its own <title> and <meta name="description"> tags.

DNS history

IPv4 address	Last updated
104.21.48.217	7/31/2026
172.67.138.15	7/31/2026
185.158.133.1	4/29/2026
166.88.61.195	8/5/2024

IPv6 address	Last updated
2606:4700:3032:0:0:0:ac43:8a0f	7/31/2026
2606:4700:3035:0:0:0:6815:30d9	7/31/2026

Mail server	Priority	Last updated
my.mailbux.com	10	6/23/2026
eforward1.registrar-servers.com	10	8/5/2024
eforward2.registrar-servers.com	10	8/5/2024
eforward3.registrar-servers.com	10	8/5/2024
eforward4.registrar-servers.com	15	8/5/2024

Name server	Last updated
magali.ns.cloudflare.com	7/31/2026
sterling.ns.cloudflare.com	7/31/2026
ns1hwy.name.com	4/29/2026
ns2fln.name.com	4/29/2026
ns3fqs.name.com	4/29/2026

The five most recent states of each record type. The full history comes through the API: DNS history.

Most recent redirect domains

No domains found.

Reverse IP neighbours

104.21.48.217 1,041 domains · here since 9/13/2026

Domain	On this IP since
zyrelovantix.com	9/17/2026
zuqiubisaizixunfenxiwang.com.cn	9/15/2026
zuidhollandinfo.nl	9/19/2026
zsooag6z.cn	9/18/2026
ziblk.cn	9/27/2026
zhuinsurance.com	9/25/2026
zhuangjilao.com	10/17/2026
zeus58x.org	9/17/2026
zdesck.com	9/22/2026
zaun.co.uk	9/17/2026
yytcinema.com	9/22/2026
yy88go.com	9/18/2026
and 1,028 more

172.67.138.15 1,041 domains · here since 9/13/2026

Domain	On this IP since
zyrelovantix.com	9/17/2026
zuqiubisaizixunfenxiwang.com.cn	9/15/2026
zuidhollandinfo.nl	9/19/2026
zsooag6z.cn	9/18/2026
ziblk.cn	9/27/2026
zhuinsurance.com	9/25/2026
zhuangjilao.com	10/17/2026
zeus58x.org	9/17/2026
zdesck.com	9/22/2026
zaun.co.uk	9/17/2026
yytcinema.com	9/22/2026
yy88go.com	9/18/2026
and 1,028 more

2606:4700:3032::ac43:8a0f 1,033 domains · here since 9/13/2026

Domain	On this IP since
zyrelovantix.com	9/17/2026
zuqiubisaizixunfenxiwang.com.cn	9/15/2026
zuidhollandinfo.nl	9/19/2026
zsooag6z.cn	9/18/2026
ziblk.cn	9/27/2026
zhuinsurance.com	9/25/2026
zhuangjilao.com	10/17/2026
zeus58x.org	9/17/2026
zdesck.com	9/22/2026
zaun.co.uk	9/17/2026
yytcinema.com	9/22/2026
yy88go.com	9/18/2026
and 1,020 more

2606:4700:3035::6815:30d9 1,033 domains · here since 9/13/2026

Domain	On this IP since
zyrelovantix.com	9/17/2026
zuqiubisaizixunfenxiwang.com.cn	9/15/2026
zuidhollandinfo.nl	9/19/2026
zsooag6z.cn	9/18/2026
ziblk.cn	9/27/2026
zhuinsurance.com	9/25/2026
zhuangjilao.com	10/17/2026
zeus58x.org	9/17/2026
zdesck.com	9/22/2026
zaun.co.uk	9/17/2026
yytcinema.com	9/22/2026
yy88go.com	9/18/2026
and 1,020 more

Sharing an address does not always mean sharing a server: on a CDN or a large hosting platform, millions of unrelated domains answer on the same few addresses. We measured how far that goes in Half the web sits on 276 IP addresses. The complete list of neighbours, also for an IP address, comes through the API: reverse IP lookup.

Dive into our data, search now!