Seiren.com ranking shows that the page is at position 770,707 over the world.
Seiren.com hosting company servers are placed in the Japan, but, unfortunately, it’s not possible to identify the countries where the bulk of seiren.com users come from and, therefore, we couldn’t define if the distance can influence the webpage load time. See the list of other webpages hosted on UCOM UCOM Corp., JP servers.
In terms of rank-to-traffic ratio, seiren.com has 178 unique users per day, viewing 888 pages. The rank based value of seiren.com is 9,461 USD. Every user makes 5.40 pageviews on average.
Seiren.com boasts a link base consisting of 438 referring domains and 549 external backlinks, as revealed by the data obtained from web network scanning.
Seiren.com top-level domain belongs to .COM domain zone. Check other webpages in .COM zone.
According the last verification test in July 16, 2024, seiren.com has an expired SSL certificate issued by Let's Encrypt (expired on September 13, 2024). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Let's Encrypt.
Relying on data from Web of Trust seiren.com is probably an unsafe domain.
According the Mobile-Friendly test by Google seiren.com is nice optimized for mobile devices and tablets, however the webpage speed could be improved.





| Domain | seiren.com |
| Issuer Organization | Let's Encrypt |
| Issuer | R10 |
| Algorithm | RSA-SHA256 |
| Valid form | 06/15/2024 |
| Expiration | 09/13/2024 |
| Signed | Certificate is not self signed |
| Additional Domains |
seiren.com |
Alexa Rank shows how popular seiren.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If seiren.com has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to seiren.com and pageviews on seiren.com over the past 3 months.
ASN ID: 17506
ASN Title: UCOM UCOM Corp., JPLast Update: 03/23/2026
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS17408 - AS18409'
as-block: AS17408 - AS18409
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2008-09-04T06:40:26Z
source: APNIC
role: APNIC Hostmaster
address: 6 Cordelia Street
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk@apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC
% Information related to 'AS17408 - AS17651'
as-block: AS17408 - AS17651
descr: APNIC ASN block
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: MAINT-APNIC-AP
last-modified: 2016-09-30T02:07:37Z
source: APNIC
role: APNIC Hostmaster
address: 6 Cordelia Street
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk@apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC
% Information related to 'AS17503 - AS17534'
as-block: AS17503 - AS17534
descr: JPNIC-2Byte-ASBLOCK-AP
descr: for assignment to JPNIC members
country: JP
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can be
remarks: queried at whois.nic.ad.jp.
remarks: To only display English output,
remarks: add '/e' at the end of command,
remarks: e.g. 'whois -h whois.nic.ad.jp xxx/e'.
mnt-by: APNIC-HM
mnt-lower: MAINT-JPNIC
last-modified: 2017-06-12T04:00:31Z
source: APNIC
role: Japan Network Information Center
address: Urbannet-Kanda Bldg 4F
address: 3-6-2 Uchi-Kanda
address: Chiyoda-ku, Tokyo 101-0047,Japan
country: JP
phone: +81-3-5297-2311
fax-no: +81-3-5297-2312
e-mail: hostmaster@nic.ad.jp
admin-c: JI13-AP
tech-c: JE53-AP
nic-hdl: JNIC1-AP
mnt-by: MAINT-JPNIC
last-modified: 2012-08-28T07:58:02Z
source: APNIC
% Information related to 'AS17506'
aut-num: AS17506
as-name: UCOM
descr: UCOM Corp.
import: from AS2500 100 accept ANY
import: from AS7521 100 accept ANY
import: from AS7527 100 accept ANY
export: to AS2500 announce AS17506
export: to AS7521 announce AS17506
export: to AS7527 announce AS17506
country: JP
admin-c: AT2047JP
tech-c: AT2047JP
last-modified: 2006-09-27T19:42:35Z
source: JPNIC
% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US3)
Domain Name: SEIREN.COM
Registry Domain ID: 47553_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.jprs.jp
Registrar URL: http://jprs.jp/registrar/
Updated Date: 2024-08-30T17:01:32Z
Creation Date: 1996-09-02T04:00:00Z
Registry Expiry Date: 2025-09-01T04:00:00Z
Registrar: Japan Registry Services Co., Ltd.
Registrar IANA ID: 1485
Registrar Abuse Contact Email: gtld-abuse@jprs.jp
Registrar Abuse Contact Phone: +81.352158457
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: ADMIN.HITWAVE.OR.JP
Name Server: NS2.SPHERE.AD.JP
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-12-20T18:25:53Z
| Host | A Record | TTL |
|---|---|---|
| seiren.com | 210.131.150.117 | 8640 |
| seiren.com | 210.131.150.118 | 8640 |
| seiren.com | 122.219.43.14 | 8640 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| seiren.com | seiren-com.mail.protection.outlook.com | 0 | 600 |
| Host | NS Record | TTL |
|---|---|---|
| seiren.com | ns2.sphere.ad.jp | 8640 |
| seiren.com | admin.hitwave.or.jp | 8640 |
| Host | TXT Record | TTL |
|---|---|---|
| seiren.com | webexdomainverification.=01eea41e-856e-4419-92d4-1f1a68712c8b | 3600 |
| seiren.com | MS=ms83920263 | 3600 |
| seiren.com | apple-domain-verification=S1bAepL5zb24rcEP | 3600 |
| seiren.com | facebook-domain-verification=scm43xl2wvzouu41yq9r4eu2is15vv | 3600 |
| seiren.com | v=spf1 include:_a.seiren.com include:spf.protection.outlook.com include:spf.w2solution.com include:e-grant.ko-sokumail.net ~all | 3600 |
| seiren.com | google-site-verification=PItUsD_0wGXdY9srzrxyYx9ctARfBuJNHmf2kzq1Mew | 3600 |
admin.hitwave.or.jp
TTL: 8640
Email address: root.admin.hitwave.or.jp
Serial: 2023062101
Refresh: 10800
Retry: 3600
Expire: 604800
Minimum: 3600
Last tested: 01/15/2016

| Total Resources | 78 |
| Number of Hosts | 10 |
| Static Resources | 70 |
| JavaScript Resources | 17 |
| CSS Resources | 9 |
Last tested: 11/08/2019


| Total Resources | 70 |
| Number of Hosts | 15 |
| Static Resources | 60 |
| JavaScript Resources | 17 |
| CSS Resources | 7 |