start21.jp website report

スタートツーワン株式会社/Start21

ソフトウェア開発、通信販売事業提携、自社製品の開発および販売、プロパンガス・充填所、検査所のシステム販売等。

Start21 was registered 22 years ago, is ranked #47,129,179 worldwide (top 1443%), has an estimated value of $630. It may earn around $4 per month from advertising.

Irish

Visit website Update data Similar sites

Last updated 2 weeks ago

Estimated worth

$630

Automated valuation

Global rank

#47,129,179

Declining

Monthly visitors

1,933 page views

Domain age

22 years

Since Oct 19, 2004

Hosted in

Japan

SAKURA Internet Inc.

Security headers

25/100

Response 0.63 s

Key facts about start21.jp

Domain: start21.jp
Website name: スタートツーワン株式会社/Start21
Estimated worth: $630
Global rank: #47,129,179 (top 1443% of 3.3M ranked sites)
Monthly visitors (est.): 39 · 1,933 page views
Registered: October 19, 2004 (22 years ago)
Expires: October 31, 2026
Server location: Osaka, Japan
Network: SAKURA Internet Inc. AS9371
Email provider: Self-hosted / other (start21.jp)
Language: Irish
Data updated: October 8, 2026

Estimated traffic & revenue

	Page views	Visitors	Ad revenue
Daily	64	1	$0
Monthly	1,933	39	$4
Yearly	23,196	468	$48

Modelled from the global rank — not measured analytics. Use them to compare sites, not as exact figures.

Global rank history

Monthly values

Month	Global rank
2026-06	#33,922,432
2026-07	#47,140,353
2026-08	#47,133,035
2026-10	#47,129,179

Source: Rankeez (Tranco, Majestic, DomCop, Cisco Umbrella).

How we estimate start21.jp's value

$630

The estimate is the higher of two independent approaches, both computed automatically from public data.

Traffic value: $368Driven by the global rank #47,129,179 (≈1,933 page views / month) plus a capped age bonus.
Activity value: $630Domain age plus observable signs of an active, professionally run website.

Activity signals found

Domain age (22 years)	$355
Active website with metadata	+$150
Email authentication (SPF)	+$50
Security headers (25/100)	+$75

Revenue, sales or private analytics are not public and are not included. This is not an appraisal or a sale price.

On-page SEO

Title	スタートツーワン株式会社/Start21 20 chars
Meta description	ソフトウェア開発、通信販売事業提携、自社製品の開発および販売、プロパンガス・充填所、検査所のシステム販売等。 54 chars
Meta keywords	start21, Start21, START21, スタート21, スタート２１, スタートツーワン, すたーとつーわん, コンピュータ, システム, 開発, プログラマ, PG, SE, 技術者, COBOL
Language	Irish
Response time	0.63 s Fast

Homepage structure

H1 headings1

H2 headings1

H3 headings2

H4 headings0

Paragraphs2

Links24

Images12

Bold text0

Exactly one H1 heading — good practice.

Technology & infrastructure

CDN / proxy	None detected
Web server	nginx
Platform / language	Not disclosed
DNS provider	Unknown
Email provider	Self-hosted / other (start21.jp)
SPF record	`v=spf1 a:www2766.sakura.ne.jp mx ~all`
IPv6 (AAAA)	No
CAA record	No

Services verified in DNS

No third-party verification records found.

Domain name

Extension	.jp — the country-code extension of Japan
Name length	7 characters Medium
Hyphens / digits	No hyphen · contains digits

Security headers

1 passed · 2 to improve · 5 missing
Collected with an older method; a fresh check is running and will appear on your next visit.

HTTPSThe homepage is not served over HTTPS.
Strict-Transport-Security (HSTS)Not set: browsers may still try plain HTTP first.
Content-Security-PolicyNot set: no restriction on which scripts may run.
Clickjacking protectionNeither X-Frame-Options nor CSP frame-ancestors is set.
X-Content-Type-OptionsNot set to nosniff.
Referrer-PolicyNot set (browsers default to strict-origin-when-cross-origin).
Permissions-PolicyNot set: browser features are not explicitly restricted.
Software version disclosureNo software version numbers disclosed in headers.

Raw HTTP response headers

HTTP/2 200 
server: nginx
date: Thu, 08 Oct 2026 18:08:31 GMT
content-type: text/html
content-length: 7655
last-modified: Thu, 24 Sep 2026 03:30:31 GMT
etag: "1de7-65c3238c7c3c0"
accept-ranges: bytes

Hosting

IP address	`49.212.180.206`
Location	Osaka, Japan
Network (ISP)	SAKURA Internet Inc.
Autonomous system	AS9371 SAKURA Internet Inc.
Server software	nginx

Nameservers

Host	IP	Country
ns2.dns.ne.jp	`133.167.21.1`	Japan
ns1.dns.ne.jp	`61.211.236.1`	Japan

Domain registration (WHOIS)

Registrar	Unknown
Created	October 19, 2004 22 years ago
Updated	November 1, 2025
Expires	October 31, 2026 in 7 days

Raw WHOIS record

[ JPRS database provides information on network administration. Its use is    ]
[ restricted to network administration purposes. For further information,     ]
[ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e'     ]
[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'.                 ]
Domain Information:
[Domain Name]                   START21.JP

[Registrant]                    Start21 Corporation

[Name Server]                   ns1.dns.ne.jp
[Name Server]                   ns2.dns.ne.jp
[Signing Key]                   

[Created on]                    2004/10/19
[Expires on]                    2026/10/31
[Status]                        Active
[Last Updated]                  2025/11/01 01:05:04 (JST)

Contact Information:
[Name]                          SAKURA internet Inc.
[Email]                         [email protected]
[Web Page]                       
[Postal code]                   530-0011
[Postal Address]                Osaka
                                Osaka
                                GRAND GREEN OSAKA North, JAM BASE, 3F 6-38 Ofukacho, Kita-ku
[Phone]                         06-6476-8790
[Fax]

DNS records

Type	Host	Value	TTL
A	start21.jp	ip: 49.212.180.206	3587
NS	start21.jp	target: ns2.dns.ne.jp	3590
NS	start21.jp	target: ns1.dns.ne.jp	3590
SOA	start21.jp	mname: master.dns.ne.jp rname: tech.sakura.ad.jp serial: 2015030217 refresh: 3600 retry: 900 expire: 3600000 minimum-ttl: 3600	3600
MX	start21.jp	pri: 10 target: start21.jp	3600
TXT	start21.jp	txt: v=spf1 a:www2766.sakura.ne.jp mx ~all	3600

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start21.jp compared with similar websites

Website	Global rank	Est. worth	Registered	Hosted in
start21.jp	#47,129,179	$630	2004	Japan
sakura-apps.com	#779,593	$1,951	2011	Japan
jm-s.co.jp	#3,081,019	$382	—	Japan
hunex.co.jp	#6,090,887	$199	—	Japan
noble-j.co.jp	#2,637,601	$449	—	Japan
contents-seed.co.jp	#6,007,233	$202	—	United States
e-body.co.jp	#24,301,405	$100	—	Japan

Websites ranked near start21.jp

#47,129,091 totalshieldprotectionfl.com $187
#47,129,097 libertytuga.pt $412
#47,129,115 snsands.com $412
#47,129,153 vfwpost2427.org $322
#47,129,179 start21.jp $630
#47,129,271 sportekakids.com.au $100
#47,129,362 profilebydesign.com $412
#47,129,386 kappsulestudios.com $202
#47,129,402 mottobiz.com $337

Questions about start21.jp

When was start21.jp registered?

Start21.jp was registered on October 19, 2004, making it 22 years old.

Where is start21.jp hosted?

Start21.jp's server (IP 49.212.180.206) is located in Osaka, Japan.

How much is start21.jp worth?

We estimate start21.jp is worth $630. This is an automated estimate based on the site's global traffic rank, domain age and observable activity signals (professional email, business services, security, CDN) — not a professional appraisal or a real sale price.

How much traffic does start21.jp get?

Based on its rank, start21.jp receives roughly 39 unique visitors and 1,933 page views per month. These figures are modelled from the rank, not measured.

What is start21.jp's global rank?

Start21.jp has an estimated global rank of 47,129,179, sourced from Rankeez.com, which aggregates the Tranco, Majestic, DomCop and Cisco Umbrella rankings. Its rank has declined over the tracked period. This is an independent estimate, not affiliated with Amazon Alexa, which discontinued its own ranking service in 2022.

Who hosts start21.jp?

Start21.jp resolves to 49.212.180.206, on the network of SAKURA Internet Inc. (AS9371).

What email provider does start21.jp use?

According to its MX records, start21.jp receives email with Self-hosted / other (start21.jp). It publishes an SPF record to authenticate its outgoing mail.

When does start21.jp expire?

The domain registration of start21.jp is valid until October 31, 2026 (in 7 days). Owners usually renew before that date.

What websites are similar to start21.jp?

Popular websites in the same category as start21.jp include sakura-apps.com, jm-s.co.jp, hunex.co.jp, noble-j.co.jp, contents-seed.co.jp.

Own start21.jp? Add the badge

<a href="https://statmemory.com/start21.jp"><img src="https://statmemory.com/badge/start21.jp.svg" alt="start21.jp on StatMemory" height="20"></a>

Shows your live global rank. To cite this report: “StatMemory, start21.jp website report, https://statmemory.com/start21.jp”.

StatMemory is not affiliated with start21.jp. This report shows publicly available data (DNS, WHOIS, HTTP headers, public top-site lists) and automated estimates for information purposes.