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Total

DNS

Email

Security

100

Network

100

Availability

Domainntv.co.jp

IPv42

IPv62

MX records1

StatusActive

Domain technical report

日本テレビ

ntv.co.jp

日本テレビ公式サイト。ドラマ・バラエティ・ニュースなどの番組に加え、Hulu・TVerの動画配信やアナウンサー、映画、イベントといった日テレの最新情報をたっぷりお届けします。

Generated: 2026-08-09T03:35:03-05:00 · Cached result

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IPv42

IPv62

MX1

NS3

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

✓

IPv6 (AAAA)10 / 10 pts · Dns

2 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 chain15 / 15 pts · Dns

DS and DNSKEY detected.

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

92 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers12 / 35 pts · Security

3 of 9 evaluated headers detected.

✓

PTR reverse DNS30 / 30 pts · Network

PTR: server-13-224-138-28.kix82.r.cloudfront.net

✓

IPv4 diversity35 / 35 pts · Network

Two or more IPv4 addresses receive full points.

✓

IPv6 connectivity35 / 35 pts · Network

AAAA availability.

✓

DNS resolution40 / 40 pts · Availability

At least one address family must resolve.

✓

HTTP response40 / 40 pts · Availability

HTTP/2 200

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

2 record(s)

13.224.138.28
13.224.138.16

AAAA

2 record(s)

2600:9000:21b6:f000:1a:f637:5300:93a1
2600:9000:21b6:e600:1a:f637:5300:93a1

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

0 ntv-co-jp.mail.protection.outlook.com.

TXT

6 record(s)

"google-site-verification=DUHakcjcOX80qbpnAjYL-HCmzPliOMpGvDTLGfuz7As"
"v=spf1 include:nb1ewwaqw6.powerspf.com include:spf.protection.outlook.com ~all"
"google-site-verification=z8K24W4zXWfu_lH__t6t2mD8pNS-dOKJRttrk-Fw5vk"
"google-site-verification=7QRcYXZLrd01fNgIzc4SMSiNE7ly7vD-AzBh0VoT5-o"
"google-site-verification=NapzBYlGHzuDrZTbOThI9yFOubVia6CGEHzcFMDatNo"
"google-site-verification=cRYzhZj1w58cBk0g7FW4IpDZljmA9nsMYtkTQt42P3A"

NS

3 record(s)

ns020-casb398250048tm7.c.d-53.net.
ns020-casb398250048tm7.c.d-53.jp.
ns020-casb398250048tm7.c.d-53.info.

SOA

1 record(s)

ns000.d-53.net. dns-managers.iij.ad.jp. 83095 3600 600 604800 900

CAA

0 record(s)

—

Not configured

DS

1 record(s)

55981 13 2 66EA5CDCB4E30CAAEEF14D2584E0E470B4043F9CE785DBE9DB042C81 62D3659E

DNSKEY

2 record(s)

257 3 13 kBqgqe9SX0w6Si0d3ty6bCpzpAUUVmI8DKOjtKuhE8rLkUG7eurbVTOt RUTnWz6DmbdKb0snIwyMRfhxaVBe/A==
256 3 13 awTikB6atfDpzYsS9DV0e5Z4xJeq4ce3Qm1NpHoYvoUgROKaaIUlvNdz Y3g9fsqJbLX52UIWMZQmTntYV6LBDg==

RRSIG

6 record(s)

DNSKEY 13 3 28800 20260908080812 20260808080812 55981 ntv.co.jp. 6LOiVWyp6tLXnHEdqDM4RTRBzGWxt/cvy1VEGVhm0f71n9TfJcY2wN99 Rbnmp2QbWXFLaV0WczBlyLoKXTRKfA==
SOA 13 3 28800 20260908080812 20260808080812 703 ntv.co.jp. iqMfAG3dBB1Sl7Zg7ryYoLS4FpPKF5Rl+wMi2/s/aWbCBLHeU7yqQWMW IBVDURiKuBBky/8K0udfDNCxy1yoDA==
NS 13 3 28800 20260908080812 20260808080812 703 ntv.co.jp. qOiDIZJz6lO98BDGyB+mMGCJm1OgwyZRpAlsMHtGrYiselC83SCLvX8H PqhuxKfcNDPi/GHcCiVoAvVxZHIaLA==
MX 13 3 300 20260908080812 20260808080812 703 ntv.co.jp. HyAa4SLy9Cy7ss6QEhpjXsagm4M54LGDskc3Izjy01WuigmJx+Y1cMc0 Yk6fnP+m0FzQyJEWAgTGSV6GbVL3Mg==
A 13 3 300 20260908080812 20260808080812 703 ntv.co.jp. hm4Ipmdjf623nZ//qC2sy3Ny3NwZd6+gCEUS29oMYlyN073y2uFWjGAK cAbwodLKPfnGOyFb1lyGvh/0lD2nFQ==
DS 8 3 7200 20260907174503 20260808174503 11529 jp. WhtWnjXA59MZm8ps8XpzvB28SyvonScXhJXJdI+zZL8ibJpsyUrjMPWa NNhhfHQMogUJ1wBIkL5DCbExCdVa/Rpi4pP+E1b2z9BiywC7HloBB0zy ip+Rd1L0MldjIVBgtMepHv04wYFVa/ZC65ZuYIeQ4uvBP0zxJzs+vnAP jgk=

NSEC

0 record(s)

—

Not configured

NSEC3

0 record(s)

—

Not configured

SRV

0 record(s)

—

Not configured

NAPTR

0 record(s)

—

Not configured

TLSA

0 record(s)

—

Not configured

SSHFP

0 record(s)

—

Not configured

SPF

Configured

v=spf1 include:nb1ewwaqw6.powerspf.com include:spf.protection.outlook.com ~all

DMARC

Configured

v=DMARC1; p=none; rua=mailto:hc04vegvpj@rua.powerdmarc.com; ruf=mailto:hc04vegvpj@ruf.powerdmarc.com;

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzgpigOuvcm1OaYZZOdK8I77qGcaFJHEbNulhvGhIdAfOg8xlZmgUVFhN7Wa4Z1mZHuVcbZyUlJtLvilTI1uqVB55jmfpBgMN2706l8FRrbji5oO/pykflQS/tlOVjG08WWWw2mpBwLr1fPRspAp9cdisa4FctjgnsZnzoCzHjjlf9chjYHLK2EPSvuj+wgF4+wdJNh8LDWQ1wk1vl1LTuFQp4Ab7XY7iDTZIalQSvDD653O3wL+bnSeFP9XhCx65ucg7FV0ikPk4LM96WHAwJFATXdzOOMzR6HaAIscDfY4EVSYuheOiY5P3+HdOYlAbQqe5VlDMaOp4oKMJJug6zQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

日本テレビ

Description

Final URL

https://www.ntv.co.jp/

HTTP status

200

HTTP

Status

HTTP/2 200

Final URL

https://www.ntv.co.jp/

Version

Server

AmazonS3

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Cybertrust Japan Co., Ltd.

*.ntv.co.jp

Valid from

2025-10-14T03:30:23-05:00

Valid until

2026-11-09T08:59:00-06:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_128_GCM_SHA256

Security headers

3 active

✓

HSTSImplemented

—

Content Security PolicyNot detected

✓

X-Content-Type-OptionsImplemented

—

X-Frame-OptionsNot detected

✓

Referrer PolicyImplemented

—

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

13.224.138.16, 13.224.138.28

125,72 ms

Cloudflare

1.1.1.1

13.224.138.16, 13.224.138.28

288,81 ms

Quad9

9.9.9.9

13.224.138.16, 13.224.138.28

170,48 ms

OpenDNS

208.67.222.222

13.224.138.16, 13.224.138.28

206,84 ms

AdGuard

94.140.14.14

13.224.138.16, 13.224.138.28

616,17 ms

IP, geolocation and ASNAssociated network information

13.224.138.28

No data

success

country

region

city

asn

organization

isp

13.224.138.16

No data

success

country

region

city

asn

organization

isp

Visitor information

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

ntv-co-jp.mail.protection.outlook.com

Port 25: Closed/unreachable - 27.1 ms - 
Port 465: Closed/unreachable - 4042.8 ms - 
Port 587: Closed/unreachable - 4020.7 ms -

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