Seisekiup.net 【公式】家庭教師のあすなろ|関東・北関東・東北・新潟・九州

家庭教師のあすなろ公式ホームページ|関東・北関東・東北・新潟・九州に【安くて結果が出せる家庭教師】として知られるあすなろは実績33年。国公立大・難関私立大を中心に登録数21万人以上と他を圧倒。勉強しない子ほど短期間で点数UPできた勉強法を教えます

Online Status
Offline

Server IP address resolved: No
Http response code: None
Last Checked: 12/06/2025

Seisekiup.net attracts 620 unique visitors daily, generating 620 pageviews. The estimated value of seisekiup.net is 6,249 USD. Each visitor views approximately 1.07 pages on average.

According to Majestic's traffic estimates, seisekiup.net ranks 30,968 globally.

See the list of other websites hosted by XSERVER Xserver Inc., JP.

Seisekiup.net is registered with the .NET top-level domain. Explore additional websites within the .NET zone.

A recent examination on (August 11, 2024), indicates that seisekiup.net has an expired SSL certificate issued by DigiCert Inc (expired on March 17, 2025). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by DigiCert Inc.

According to Google Safe Browsing, Google Safe Search and Symantec seisekiup.net appears to be a safe domain.

Based on Google's Mobile-Friendly test, seisekiup.net is optimized for mobile and tablet devices.

Global Rank
1,192,556
Average Load Time
0.93sec
Links In Count
33
Website Value
$5,840
Overview
Last Updated: 12/06/2025
Overall result - seisekiup.net is safe.
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton Connect Safe
Last Updated: 03/25/2025
seisekiup.net is safe.
Norton ConnectSafe evaluates seisekiup.net for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 09/24/2019
seisekiup.net is safe.
SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.
Google Safe Browsing
Last Updated: 01/09/2019
seisekiup.net is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
Site Advisor
Last Updated: 02/25/2021
seisekiup.net is safe.
McAfee assesses seisekiup.net for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze seisekiup.net for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 12/06/2025
seisekiup.net child safety is unknown.
The WOT calculates reputation of the seisekiup.net. This reputation system receives ratings from users and information from third-party sources, assesses the seisekiup.net for safety features and confirms, whether seisekiup.net is suitable for children.

Seisekiup.net | SSL Certificate Information
Domainwww.seisekiup.net
Issuer OrganizationDigiCert Inc
IssuerGeoTrust TLS RSA CA G1
AlgorithmRSA-SHA256
Valid form02/15/2024
Expiration03/17/2025
SignedCertificate is not self signed
Additional Domains www.seisekiup.net
seisekiup.net
Server Location

Seisekiup.net ASN Information

ASN ID: 131965
ASN Title: XSERVER Xserver Inc., JP

Last Update: 08/31/2025

% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS131072 - AS132095'

as-block: AS131072 - AS132095
descr: APNIC 32-bit 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: 2009-09-29T05:34:08Z
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 'AS131905 - AS131992'

as-block: AS131905 - AS131992
descr: JPNIC-4Byte-ASBLOCK-AP
country: JP
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: for assignment to JPNIC members
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can also be
remarks: queried at whois.nic.ad.jp
mnt-by: MAINT-JPNIC
mnt-lower: MAINT-JPNIC
last-modified: 2016-01-27T00:24:03Z
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 'AS131965'

aut-num: AS131965
as-name: XSERVER
descr: Xserver Inc.
import:
export:
country: JP
admin-c: JP00193983
tech-c: JP00193983
last-modified: 2020-05-27T00:41:42Z
source: JPNIC

% This query was served by the APNIC Whois Service version 1.88.15-SNAPSHOT (WHOIS-US4)

WHOIS

Domain Name: SEISEKIUP.NET
Registry Domain ID: 86675658_DOMAIN_NET-VRSN
Registrar WHOIS Server: whois.jprs.jp
Registrar URL: http://jprs.jp/registrar/
Updated Date: 2020-06-25T05:17:25Z
Creation Date: 2002-05-17T08:02:56Z
Registry Expiry Date: 2022-05-17T08:02:56Z
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: ok https://icann.org/epp#ok
Name Server: NS1.XSERVER.JP
Name Server: NS2.XSERVER.JP
Name Server: NS3.XSERVER.JP
Name Server: NS4.XSERVER.JP
Name Server: NS5.XSERVER.JP
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2022-04-26T14:20:08Z


DNS Records
HostA RecordTTL
HostMX RecordPriorityTTL
HostNS RecordTTL
HostTXT RecordTTL

Errors
Warnings

Last tested: 03/28/2018

Desktop
Desktop Speed
72%

Desktop Resource Breakdown
Total Resources246
Number of Hosts5
Static Resources243
JavaScript Resources10
CSS Resources14

Last tested: 03/28/2018

Mobile
Mobile Usability
99%
Mobile Speed
65%

Mobile Resource Breakdown
Total Resources214
Number of Hosts25
Static Resources194
JavaScript Resources26
CSS Resources16
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