Hosting check
Who hosts notion.com?
notion.com is behind Cloudflare, which hides the origin host. DNS by Cloudflare. Email by GoDaddy.
Checked 14 Oct 2026 at 10:40 UTC
Server
Anycast: nearest of many locations
208.103.161.2
Notion Labs, Inc. · AS33191
🇺🇸San Francisco, United States
Checks
6 of 6 checks pass
Nothing needs attention.
Hosting provider
Low confidence
Cloudflare
CDNOrigin host hidden. A CDN answers for this site and hides the origin server, so the real host is not visible from outside.
- CDN
Cloudflarecloudflare.com
Answers every request and forwards it to an origin server it does not reveal. The IP address below belongs to the CDN.
- NetworkNotion Labs, Inc.AS33191 · 208.103.161.0/24
Owns the IP address that answered our lookup.
How we know
3 signals- NetworkAS33191Notion Labs, Inc.
- Headercf-ray: a4a5f6f388ba8d70-HELCloudflare
- Headerserver: cloudflareCloudflare
IP & network
208.103.161.2 · San Francisco
- IP address
- 208.103.161.2
- Network
- Notion Labs, Inc.AS33191
- Route
- 208.103.161.0/24
- Location
- San Francisco, California, United StatesAnycast: where our lookup landed
- Timezone
- America/Los_Angeles
This is an anycast address: many locations announce it, and each visitor reaches the nearest one. The location above is only where our lookup landed.
Coordinates, postal code and company
Geolocation describes the network's registered location, not a street address. For a data center IP the postal code and coordinates are approximate.
- Coordinates
- 37.7509,-122.4153
- Postal code
- 94110
- Country code
- US
DNS records
25 records in 6 types
- A
4 records
IPv4 addresses the name points to
- 208.103.161.2
- 208.103.161.16
- 208.103.161.17
- 208.103.161.1
- AAAA
4 records
IPv6 addresses the name points to
- 2602:f79a::1
- 2602:f79a::2
- 2602:f79a:0:1::1
- 2602:f79a:0:1::2
- NS
2 records
Nameservers that answer for the zone
- woz.ns.cloudflare.com
- dana.ns.cloudflare.com
- MX
2 records
Mail servers, lowest priority first
- 0 smtp.secureserver.net
- 10 mailstore1.secureserver.net
- SOA
1 record
Zone authority: primary nameserver, admin mailbox and timers
- dana.ns.cloudflare.com dns.cloudflare.com 2417331924 10000 2400 604800 1800
- TXT
12 records
1 SPF policy, 1 DKIM key, 8 ownership proofs, 2 other
- MS=ms30471993
- proxy-ssl.webflow.com
- _k0agcdke41snjx7ss80rut5biowk800
- v=spf1 include:mktomail.com ~all
SSL certificate
- Status
- Valid certificateTrusted by browsers and covers notion.com. Expires in 56 days.
- Issuer
- Google Trust Services (WE1)
- Common name
- notion.com
- Protocol
- TLSv1.3
- Valid from
- September 11, 2026 at 03:12 AM UTC
- Valid to
- December 10, 2026 at 04:12 AM UTCExpires in 56 days
Covered hostnames
2 names- notion.com
- *.notion.com
Certificate chain
4 certificatesnotion.com
Server certificate · Issued by Google Trust Services (WE1) · Valid to 10 Dec 2026
Google Trust Services (WE1)
Intermediate · Issued by Google Trust Services LLC (GTS Root R4) · Valid to 20 Feb 2029
Google Trust Services LLC (GTS Root R4)
Intermediate · Issued by GlobalSign nv-sa (GlobalSign Root CA) · Valid to 28 Jan 2028
GlobalSign nv-sa (GlobalSign Root CA)
Root · Valid to 28 Jan 2028
Serial number and fingerprints
- Serial number
- 4E53056AD5435EDC0EBB148A3CC527E3
- SHA-256
- FD:2C:97:64:EE:88:CF:C4:2E:8C:C4:F4:D0:FD:9F:62:6A:25:01:4B:D0:2C:43:B1:AE:A8:D7:79:E7:FE:63:B5
- SHA-1
- EB:27:CE:33:C3:26:68:52:C7:A1:88:C4:DD:73:6B:74:2E:EC:14:8D
Domain registration
Registered 06 Oct 1997
Expires in 3,277 daysRegistration data for notion.com, from the registry's RDAP or WHOIS service.
- Registrar
- Amazon Registrar, Inc.IANA ID 468
- Registrant
- c/o whoisproxy.comUS
- Registered
- 06 Oct 199729 years old
- Expires
- 05 Oct 2035Expires in 3,277 days
- Last updated
- 21 Jun 2026
- DNSSEC
- Signed
- Abuse email
- trustandsafety@support.aws.com
- Abuse phone
- +1.2024422253
Nameservers
2 nameservers- dana.ns.cloudflare.com
- woz.ns.cloudflare.com
Compare hosts for a site like this
Starting a similar site? These hosts are a good place to begin.
Hostinger
Low-cost shared, WordPress and VPS hosting with a website builder.
Namecheap
Shared and WordPress hosting from the registrar, next to your domain.
DigitalOcean
Cloud servers and an app platform for developers.
Affiliate links: we may earn a commission at no cost to you.
Run this lookup from code
The API returns this result as JSON. The free plan includes 100 API calls per month.
curl "https://hostingchecker.online/api/v1/check?query=notion.com" \
-H "Authorization: Bearer YOUR_API_KEY"Similar sites
Other popular sites on Cloudflare
Popular sites that Cloudflare serves too, from the domains we check every day.
Related guides
Learn more from the blog
Step-by-step guides on reading and using these results.
How to Check If a Domain Uses Cloudflare (4 Methods)
Check if a domain uses Cloudflare in under a minute: look for ns.cloudflare.com nameservers, the cf-ray header or a Cloudflare IP address. Real dig and curl output, plus the setups each check misses.
How to Find What CDN a Website Uses (5 Methods)
Find what CDN a website uses from its HTTP headers, CNAME records and IP owner. Real output for Cloudflare, CloudFront, Fastly and Akamai sites, plus a header and DNS reference for 10 CDNs.
Where Is This Website Hosted? How to Find Out (5 Methods)
How to find where a website is hosted: a hosting checker, DNS, IP and ASN lookups, WHOIS/RDAP and response headers. Includes three worked examples with real output for a Cloudflare, a Vercel and a Hostinger site.
Free lookup tool
Find out who hosts any website
Enter a domain or IP to uncover hosting details, DNS records, and server location.