seikensha.net ▷ SKホーム｜神奈川県の一級建築士事務所・工務店

Quick Summary

Online Status

Online

Server IP address resolved: Yes
Http response code: 200
Response time: 0.05 sec.
Last Checked: 04/27/2025

Seikensha.net traffic volume is 18,743 unique daily visitors and their 93,716 pageviews. The web value rate of seikensha.net is 140,598 USD. Each visitor makes around 5.35 page views on average.

Seikensha.net belongs to PSPINC-BDC - Pacific Software Publishing, Inc., US. Check the list of other websites hosted by PSPINC-BDC - Pacific Software Publishing, Inc., US.

Seikensha.net registered under .NET top-level domain. Check other websites in .NET zone.

The last verification results, performed on (December 11, 2024) seikensha.net show that seikensha.net has a valid and up-to-date wildcard SSL certificate issued by DigiCert Inc expiring on June 01, 2025. Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by DigiCert Inc.

In accordance with Symantec seikensha.net is pretty a safe domain.

Seikensha.net General Information

not found

Seikensha.net Safety Information

Overview

Last Updated: 04/27/2025

Unknown status.

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: 12/11/2024

seikensha.net is safe.

Norton ConnectSafe evaluates seikensha.net for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 04/27/2025

Not yet checked.

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: 04/27/2025

Site Advisor

Last Updated: 04/27/2025

Not yet checked.

McAfee assesses seikensha.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 seikensha.net for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 04/27/2025

seikensha.net child safety is unknown.

The WOT calculates reputation of the seikensha.net. This reputation system receives ratings from users and information from third-party sources, assesses the seikensha.net for safety features and confirms, whether seikensha.net is suitable for children.

SSL Information

SSL Checker Tool

Domain	*.alpha-mail.jp
Issuer Organization	DigiCert Inc
Issuer	DigiCert Global G2 TLS RSA SHA256 2020 CA1
Algorithm	RSA-SHA256
Valid form	05/01/2024
Expiration	06/01/2025
Signed	Certificate is not self signed
Additional Domains	*.alpha-mail.jp

Seikensha.net Server Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 23394
ASN Title: PSPINC-BDC - Pacific Software Publishing, Inc., US

Last Update: 12/11/2024

ASN Whois

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 23394
ASName: PSPINC-BDC
ASHandle: AS23394
RegDate: 2002-03-12
Updated: 2012-02-24
Ref: https://rdap.arin.net/registry/autnum/23394

OrgName: Pacific Software Publishing, Inc.
OrgId: PSP-22
Address: 1404 140th Place NE
City: Bellevue
StateProv: WA
PostalCode: 98007
Country: US
RegDate: 2002-01-29
Updated: 2012-04-03
Ref: https://rdap.arin.net/registry/entity/PSP-22

OrgTechHandle: KUC1-ARIN
OrgTechName: Uchikura, Ken
OrgTechPhone: +1-425-957-0808
OrgTechEmail: serveradmin@pspinc.com
OrgTechRef: https://rdap.arin.net/registry/entity/KUC1-ARIN

OrgAbuseHandle: KUC1-ARIN
OrgAbuseName: Uchikura, Ken
OrgAbusePhone: +1-425-957-0808
OrgAbuseEmail: serveradmin@pspinc.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/KUC1-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

Seikensha.net Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

Domain Name: SEIKENSHA.NET
Registry Domain ID: 109799836_DOMAIN_NET-VRSN
Registrar WHOIS Server: whois.jprs.jp
Registrar URL: http://jprs.jp/registrar/
Updated Date: 2024-01-08T15:56:50Z
Creation Date: 2004-01-13T07:18:11Z
Registry Expiry Date: 2025-01-13T07:18:11Z
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: AMDNS03.ALPHA-MAIL.JP
Name Server: KOTETSU.ALPHA-LT.NET
Name Server: TSUKUBA.AICS.NE.JP
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-12-11T02:54:22Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
seikensha.net	216.230.253.88	21600

Host	MX Record	Priority	TTL
seikensha.net	ampub04.alpha-mail.net	50	21600
seikensha.net	ampub02.alpha-mail.net	10	21600
seikensha.net	ampub01.alpha-mail.net	10	21600
seikensha.net	ampub03.alpha-mail.net	10	21600

Host	NS Record	TTL
seikensha.net	amdns03.alpha-mail.jp	21600
seikensha.net	tsukuba.aics.ne.jp	21600
seikensha.net	kotetsu.alpha-lt.net	21600

Host	TXT Record	TTL
seikensha.net	v=spf1 ip4:157.205.202.0/24 ip4:157.205.203.128/25 ip4:216.230.250.0/24 ip4:216.230.251.0/24 ip4:216.230.252.0/24 ip4:216.230.254.0/24 ip4:157.205.123.224/28 ip4:157.205.123.240/28 ip4:157.205.248.64/26 ~all	21600

kotetsu.alpha-lt.net
TTL: 21600
Email address: postmaster.alpha-web.ne.jp
Serial: 2023080108
Refresh: 10800
Retry: 3600
Expire: 604800
Minimum: 86400

Seikensha.net HTML Validation

HTML Validation Tool

Errors

Legacy encoding “shift_jis” used. Documents must use UTF-8.

Almost standards mode doctype. Expected “<!DOCTYPE html>”.

Bad value “text/html; charset=Shift_JIS ” for attribute “content” on element “meta”: The legacy encoding contained “ ”, which is not a valid character in an encoding name.

Bad value “content-style-type” for attribute “http-equiv” on element “meta”.

Bad value “content-script-type” for attribute “http-equiv” on element “meta”.

Bad value “imagetoolbar” for attribute “http-equiv” on element “meta”.

Bad value “description” for attribute “http-equiv” on element “meta”.

Bad value “keyword” for attribute “http-equiv” on element “meta”.

The “center” element is obsolete. Use CSS instead.

The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.

The “name” attribute on the “img” element is obsolete. Use the “id” attribute instead.

Duplicate ID “HDlink”.

The “width” attribute on the “td” element is obsolete. Use CSS instead.

Duplicate ID “Foot”.

Named character reference was not terminated by a semicolon. (Or “&” should have been escaped as “&”.)

Warnings

The “type” attribute for the “style” element is not needed and should be omitted.

The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.

The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.

The first occurrence of ID “HDlink” was here.

The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.

The first occurrence of ID “Foot” was here.

Seikensha.net Desktop Insights

No data

Seikensha.net Mobile Insights

No data

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Seikensha.net SKホーム｜神奈川県の一級建築士事務所・工務店

Quick Summary

Seikensha.net General Information

Seikensha.net Safety Information

Seikensha.net Server Information

Seikensha.net Domain Name Information

Seikensha.net HTML Validation

Seikensha.net Desktop Insights

Seikensha.net Mobile Insights

Seikensha.net Nearest Competitors

Seikensha.net Typos