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Total

DNS

Email

Security

Network

100

Availability

Domainxserver.ne.jp

IPv45

IPv60

MX records1

StatusActive

Domain technical report

レンタルサーバー国内シェアNo.1のエックスサーバー WordPressが超高速

xserver.ne.jp

高速・安定のレンタルサーバーならエックスサーバー！「導入企業数25万社・運用サイト数250万件」突破の豊富な実績。WordPress関連の独自機能も提供。まずは無料お試し10日間。

Generated: 2026-08-09T21:36:13-05:00 · Cached result

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IPv45

IPv60

MX1

NS3

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

5 IPv4 address(es) detected.

IPv6 (AAAA)0 / 10 pts · Dns

0 IPv6 address(es) detected.

✓

Name server redundancy20 / 20 pts · Dns

3 NS record(s); 2 or more required.

✓

SOA record10 / 10 pts · Dns

Authoritative zone record.

DNSSEC chain0 / 15 pts · Dns

Both DS and DNSKEY are required.

CAA policy0 / 5 pts · Dns

Certificate authority restriction.

✓

DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓

MX records20 / 20 pts · Mail

1 MX record(s).

✓

SPF25 / 25 pts · Mail

SPF policy published.

✓

DMARC25 / 25 pts · Mail

DMARC policy published.

✓

DKIM20 / 20 pts · Mail

A DKIM selector was verified.

MTA-STS0 / 5 pts · Mail

Mail transport policy.

TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

✓

Valid TLS certificate55 / 55 pts · Security

131 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers0 / 35 pts · Security

0 of 9 evaluated headers detected.

PTR reverse DNS0 / 30 pts · Network

PTR not detected.

✓

IPv4 diversity35 / 35 pts · Network

Two or more IPv4 addresses receive full points.

IPv6 connectivity0 / 35 pts · Network

AAAA availability.

✓

DNS resolution40 / 40 pts · Availability

At least one address family must resolve.

✓

HTTP response40 / 40 pts · Availability

HTTP/1.1 200 OK

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

5 record(s)

175.28.4.236
175.28.4.95
202.226.36.134
183.90.236.185
157.112.148.185

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

0 mail.xserver.ne.jp.

TXT

3 record(s)

"pardot956073=053750e9c6b6c80a2f49a00ba3432baafad3c8ef4977f08090f1e31fb980c825"
"v=spf1 +ip4:202.226.37.0/24 +ip4:210.190.116.55/32 +ip4:202.226.36.0/24 +ip4:157.112.155.253 +ip4:183.90.225.2 +ip4:183.181.92.0/24 +ip4:162.43.112.0/24 +ip4:183.181.99.176 +ip4:120.136.10.100 include:aspmx.pardot.com include:spf.bmv.jp ~all"
"google-site-verification=2kyIhqVbpf0ZQDhouI09apLAiI8Hk913NHTv_dFTX7k"

NS

3 record(s)

ns1.xserver.jp.
ns2.xserver.jp.
ns3.xserver.jp.

SOA

1 record(s)

ns1.xserver.jp. root.sv0.xserver.jp. 0 10800 3600 604800 3600

SPF

Configured

v=spf1 +ip4:202.226.37.0/24 +ip4:210.190.116.55/32 +ip4:202.226.36.0/24 +ip4:157.112.155.253 +ip4:183.90.225.2 +ip4:183.181.92.0/24 +ip4:162.43.112.0/24 +ip4:183.181.99.176 +ip4:120.136.10.100 include:aspmx.pardot.com include:spf.bmv.jp ~all

DMARC

Configured

v=DMARC1; p=quarantine; pct=100; sp=quarantine; rua=mailto:dmarc-rua@xserver.co.jp;

DKIM

Selector default

v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvDmbFlg9jE7tBLI94y0o4MZ6AL8Qz4+purCzm9fboBbdFJzGA0lHgWpa8fFyMD541yb+kELG5Jy2OJfkOtcmOgSjFoLJdI4kPD7hhjX7kbiDFYoDqxFsC/YplfDpFZevFSEinQKnsUI8Ng3YaU9h/rIGsbvlBUmmMS6Rv7tD4doiOmvvmk+Ay97PWmCuWgM1nLb9d+rcRYUTxe3sdfAkzSkgCjeI8BaQILs1Gc0QqWqqPXWUjlGYZaKvAtNZtm6Lt6opLpo6oMXxuUAzLxPYkNwIo1FocFv7iNxUmN/LcHyDnnLFZnnaFcKNWnFGA0xI/bIu3r6NjvYeoPCmlMqEOQIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

レンタルサーバー国内シェアNo.1のエックスサーバー WordPressが超高速

Description

Final URL

https://www.xserver.ne.jp/

HTTP status

206

HTTP

Status

HTTP/1.1 200 OK

Final URL

https://www.xserver.ne.jp/

Version

Server

Apache

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

CloudSecure Corporation

*.xserver.ne.jp

Valid from

2026-06-03T19:00:00-05:00

Valid until

2026-12-19T17:59:59-06:00

Days remaining

131

Protocol

TLSv1.2

Cipher

ECDHE-RSA-AES128-GCM-SHA256

Security headers

0 active

—

HSTSNot detected

—

Content Security PolicyNot detected

—

X-Content-Type-OptionsNot detected

—

X-Frame-OptionsNot detected

—

Referrer PolicyNot detected

—

Permissions PolicyNot detected

—

Cross-Origin-Opener-PolicyNot detected

—

Cross-Origin-Embedder-PolicyNot detected

—

Cross-Origin-Resource-PolicyNot detected

DNS propagationComparison across public resolvers

Public resolver comparison

Consistent

✓

Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

157.112.148.185, 175.28.4.236, 175.28.4.95, 183.90.236.185, 202.226.36.134

207,59 ms

Cloudflare

1.1.1.1

157.112.148.185, 175.28.4.236, 175.28.4.95, 183.90.236.185, 202.226.36.134

352,08 ms

Quad9

9.9.9.9

157.112.148.185, 175.28.4.236, 175.28.4.95, 183.90.236.185, 202.226.36.134

196,45 ms

OpenDNS

Visitor

216.73.217.62

reverse

country

country_code

region

city

latitude

longitude

isp

organization

asn

timezone

browser

Other

language

user_agent

Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

is_bot

Yes

cloudflare

SMTPEmail port connectivity

mail.xserver.ne.jp

Port 25: Closed/unreachable - 153.4 ms - 
Port 465: Closed/unreachable - 3351.1 ms - 
Port 587: Closed/unreachable - 303.6 ms - 220 dsv0.sixcore.ne.jp ESMTP Postfix

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