ledge.sh

Get an email when its DNS, website or certificate changes.

ledge.sh serves a website of its own over HTTPS. It answers on IPv4 only, with a valid TLS certificate and MX records for mail.

Its busiest IP address is shared with 135,101 other domains.

The most recent crawl returned the page title “Ledge: Runnable Markdown notes” and 109,419 bytes of HTML.

Domain properties

Property	Value	Explanation
Top-level domain	.sh	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	yes	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	only IPv4	Shows whether the domain only has IPv4 or IPv6 or both.
SSL-Certificate	valid	Shows whether the domain has a valid SSL certificate.
Redirects	0	Number of domains that redirect to this domain.
Reverse IP	264,978	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": "ledge.sh"}'

Create a free account Read the API docs

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Last SSL certificate

Issuer	Let's Encrypt
Valid from	9/12/2026
Valid to	12/11/2026
Time until expiry	47 days

Last successful crawl

Title	Ledge: Runnable Markdown notes
Description	Runnable Markdown notes for developers and DevOps. Run a code block in place and its output streams in beneath it. Free and open source, for Mac, Linux, Windows, iPhone, and Android.
Content-Length	109,419 bytes

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

DNS history

IPv4 address	First seen
216.150.1.1	10/8/2026
216.150.16.1	10/8/2026
216.150.1.65	9/30/2026
216.150.16.65	9/30/2026
216.150.1.1	9/21/2026

IPv6 address	First seen
2606:4700:3033:0:0:0:ac43:aaa5	7/30/2026
2606:4700:3037:0:0:0:6815:2f47	7/30/2026

Mail server	Priority	First seen
mail.unmta.net	1	7/30/2026

Name server	First seen
bill.ns.cloudflare.com	7/30/2026
zoe.ns.cloudflare.com	7/30/2026
curitiba.ns.porkbun.com	7/16/2026
fortaleza.ns.porkbun.com	7/16/2026
maceio.ns.porkbun.com	7/16/2026

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

216.150.1.193 135,102 domains · here since 10/21/2026

Domain	On this IP since
zzzip.kr	10/20/2026
zzzila.fun	10/20/2026
zzz.bingo	10/12/2026
zzz.art	10/21/2026
zzxfqt.info	10/3/2026
zztbsw.info	10/16/2026
zzro.io	10/17/2026
zzphypotheekgids.nl	10/2/2026
zzpdld.info	10/16/2026
zzpchat.com	9/29/2026
zzish.com	9/14/2026
zzcxpw.info	10/18/2026
and 135,089 more

216.150.16.193 129,876 domains · here since 10/21/2026

Domain	On this IP since
zzzila.fun	10/20/2026
zzz.legal	9/21/2026
zzz-inc.com	10/21/2026
zzwdhq.info	10/16/2026
zzro.io	10/17/2026
zzjxhl.info	10/4/2026
zzgarage.com	10/17/2026
zyzjgk.site	10/18/2026
zyxel.au	10/24/2026
zyvahn.com	10/21/2026
zyroxi.com	10/18/2026
zyronintelligence.com	10/21/2026
and 129,863 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!