Website reputation report

door.ac

Last checked 1 week ago · Point-in-time assessment

66/100Technical Safety ScoreIndependent technical assessment, not a visitor rating
Would you recommend this page? No community votes yet 0/0 Your vote is for this page in this report only—not the entire website. No account required · One vote per browser.
Captured homepage of door.ac in the current scan
Website screenshot from the current report

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● Evidence is limited

What is this website?

【入居祝金あり】賃貸マンション、アパート、戸建賃貸の物件情報が日本最大級の「DOOR賃貸」なら、敷礼なし、ワンルームなどのこだわり条件で理想の物件が見つかります。

No listed local patterns observedHomepage-only analysis is not a malware clearance. Read the scope and findings below.

66/100Safety Score
70%Evidence Confidence
Trust Radar evidence profile Eight evidence dimensions from zero to one hundred. Exact values surround the chart. Threat Intelligence55 Domain History0 Infrastructure91 Website Security95 Security Hygiene80 Transparency42 Reputation50 Operational Stability84
Trust RadarEight observed factors. Select one to inspect its evidence.

How to read this report

Safety Score evaluates observed signals. Evidence Confidence measures how complete, direct, fresh, and consistent those signals are.

No automated scan can guarantee that a website is safe.

Current report context

What changed since the last scan

  • No earlier report to compare
What this scan could verify · 5 observed, 1 unavailable
DNS observed
Registration lookup unavailable Reason: stage unavailable
Network observed
TLS observed
Website response observed
Website content observed

Unavailable and unperformed checks are not clean results. The detailed evidence below remains the source for each conclusion.

Report an inaccuracy in this report →

Independent evidence brief

What we observed about door.ac

Updated Oct 4, 2026

The latest scan examined 10 public pages on door.ac. Website descriptions below come from the site itself. Registration, connection and threat findings were checked separately.

Purpose and visible content

On its homepage, the site says: 【入居祝金あり】賃貸マンション、アパート、戸建賃貸の物件情報が日本最大級の「DOOR賃貸」なら、敷礼なし、ワンルームなどのこだわり条件で理想の物件が見つかります。

Registrar and domain history

A reliable creation date was not returned by the registration lookup. The report leaves domain age unverified rather than guessing.

Connection and hosting evidence

The checked homepage returned HTTP 200 in about 2000 ms.

A valid TLS certificate was observed, expiring Mar 4, 2027.

Threat checks and score context

External malware-provider coverage was unavailable. The report does not treat this missing check as a clean result.

Safety Score: 66/100. Evidence Confidence: 70%. These measure different things.

Community reviews of door.ac

No approved reviews yet ☆☆☆☆☆

Visitor experiences are separate from the independent technical Safety Score.

Visitor opinions remain separate from the technical Safety Score.

Public content profile

Pages reviewed on door.ac

10 of up to 10 pages

We sampled public pages from this website to understand its subject and contact paths. The titles and short descriptions below come from the website itself. They are not endorsements or independent safety findings.

【DOOR賃貸】賃貸(賃貸マンション・アパート・戸建賃貸)のお部屋探し【入居祝金あり】賃貸マンション、アパート、戸建賃貸の物件情報が日本最大級の「DOOR賃貸」なら、敷礼なし、ワンルームなどのこだわり条件で理想の物件が見つかります。 賃貸、賃貸マンション・アパート・戸建賃貸情報ならDOOR賃貸 | 問い合わせ賃貸情報サイトポータルのDOOR賃貸。賃貸マンション、アパート、戸建賃貸など、物件に関する情報を多数掲載中。部屋を探すならまずはDOOR賃貸でチェック!!問い合わせについてのページ。 賃貸物件・不動産の広告掲載はDOOR賃貸【掲載料無料】【ドア賃貸の広告掲載】掲載料一切無料の賃貸ポータルサイトDOOR賃貸なら、低コストで反響・問い合わせが増やせます。TEL:03-6161-6390(受付時間:平日10~18時)にお問い合わせいただければ、すぐに資料をお送りします。まずはお気軽にお問合せ下さい。 ペットの記事一覧|DOOR賃貸コラムペットに関する記事一覧です。賃貸マンション・アパート探しに役立つ情報をお届けします。 一人暮らしの記事一覧|DOOR賃貸コラム一人暮らしに関する記事一覧です。賃貸マンション・アパート探しに役立つ情報をお届けします。 引越しの記事一覧|DOOR賃貸コラム引越しに関する記事一覧です。賃貸マンション・アパート探しに役立つ情報をお届けします。 住まいの記事一覧|DOOR賃貸コラム住まいに関する記事一覧です。賃貸マンション・アパート探しに役立つ情報をお届けします。 ペットを飼いたい方必見!ペットに関するエピソード、飼っているペットのランキングなどみんなのリアルをご紹介!【DOOR賃貸】みんなが飼っているペットの種類や飼育するメリット・デメリットを、ペットとのエピソードと合わせて紹介します。ペットを飼いたい方・飼いたいけど飼えないと思っている方へおすすめ。 一人暮らしでペットを飼いたいと思っている方へ おすすめのペットと費用、注意点をまるっと解説!【DOOR賃貸】自宅に帰った時にかわいいペットに出迎えられたい、大好きなペットと一緒に引っ越したいと考えている方へ、おすすめのペットや飼育にかかる費用などを解説。一人暮らしでペットを飼う場合の注意点についても解説しますので、ぜひ参考にしてみてください。 ペット可の賃貸でよくあるトラブルと、その対策方法を徹底解説【DOOR賃貸】ペット相談/可の賃貸物件でのトラブルを未然に防ぐためには、事例を知り、きちんと対策をしておくことが大切です。よくあるトラブルやトラブルを防ぐためのポイント、対策方法についてまとめてご紹介します。

Public page evidence

Topics and keywords observed on door.ac

5 phrases

These phrases were extracted locally from sampled public page metadata. They are observations, not search-volume or ranking estimates.

door賃貸Title, H1, Meta description4 sampled pages
賃貸マンションTitle, Meta description6 sampled pages
door賃貸コラムTitle4 sampled pages
賃貸マンション アパート探しに役立つ情報をお届けしますMeta description4 sampled pages
賃貸マンション アパートTitle, Meta description2 sampled pages

At a glance

Key findings

✓

Report is current

The displayed evidence comes from the published immutable scan.

i

Confidence is separate

Unavailable evidence is shown as missing and never counted as clean.

!

Verify before sensitive actions

Check the exact URL and context before payments, credentials, or downloads.

Fully explainable

Why this score?

Versioned weights
Threat IntelligenceWeight 25%
55/100

Threat providers were unavailable. The neutral uncertainty baseline is not a clean verdict.

Domain HistoryWeight 10%
0/100

Evidence is unavailable.

InfrastructureWeight 10%
91/100

Observed DNS records and network address were checked.

Website SecurityWeight 15%
95/100

Observed certificate validity and TLS protocol were checked.

Security HygieneWeight 15%
80/100

Observed security header values were checked for basic protective settings. Empty values, disabled HSTS and unrecognized values receive no credit. This is not a complete browser-policy validation.

TransparencyWeight 5%
42/100

Observed site metadata and About page were checked. Publisher-supplied details are not independently verified.

ReputationWeight 5%
50/100

Popularity is weak context, not proof of safety. Unranked sites use a neutral baseline.

Operational StabilityWeight 15%
84/100

Observed HTTP status and final connection scheme were checked.

Server-side analysis

Automated security checks

Local antivirus and phishing checks

ClamAV · homepage HTMLNo signature match in the sampled HTML
Engine version1.5.4
Signature database date (UTC)2026-10-04T06:25:22+00:00
HTML bytes submitted66,000
Phishing.Database · exact hostnameNot listed in this snapshot
Feed downloaded (UTC)2026-10-04T06:00:12+00:00
Hosts in local snapshot386,082

Sampled scripts and pages

Resource analysis incomplete

5 resources checked · 3 script links observed on the homepage. Partial resource coverage.

ClamAV inspects the fetched homepage HTML on our server. New scans also sample up to four linked scripts and two collected internal pages, with size and time limits. Scripts are not executed. Other downloads, private server files and logged-in pages remain outside this check. A signature match needs investigation and can be a false positive. No match is not a whole-site safety guarantee.

Exact hostname lookup uses a downloaded Phishing.Database snapshot. It does not send this domain to an external lookup API or mark sibling subdomains as harmful. Not listed does not mean safe. Snapshot age is download age, not proof that every entry was recently revalidated.

Homepage HTML only · Eight local rule families · local-security-v2

Checks use the fetched page and redirect chain. Scripts are not executed, forms are not submitted, and linked files are not downloaded. This is not a malware clearance.

Page resource inventory

Linked scripts3
Inline scripts2
Embedded frames1
External script hosts2

Counts describe the sampled HTML, not every resource loaded by the browser. External resources are common and are not automatically harmful.

No listed local patterns observed. The limited rule set cannot detect every threat or behavior.

External threat intelligence

Provider coverageNot checked

Local checks do not query external reputation databases. An unavailable check is never a clean result.

Registration

Domain information

Public RDAP observation
Canonical domaindoor.ac
RegistrarUnavailable
RegisteredUnavailable
Domain ageUnavailable
ExpiresUnavailable
Registry statusesUnavailable
Report statePublished

Infrastructure

Network & hosting

Observed endpoint, not legal location
IP address18.182.176.55
Autonomous systemUnavailable
Network organizationUnavailable
Observed countryUnavailable
CDNNot detected
Web application firewallNot detected

At a glance

Infrastructure summary

Observed during this scan

A compact view of the connection, DNS and security surface. These observations describe what the scanner could verify at scan time and do not prove ownership or ongoing availability.

HTTP response200 · https://door.ac/
Endpoint18.182.176.55
NetworkUnavailable
CDN and WAFNot detected · Not detected
DNS surface14 records · 4 nameservers · 5 mail exchangers
Protection signals4 security headers · 2 technologies · DNSSEC unknown

Page telemetry

Observed page statistics

Safe metadata only

These counters describe the fetched response and sampled HTML. Script counts describe references in the markup, not a complete browser network log. Cookie counts cover observed response headers.

Response size66,000 bytes
HTTP check duration2,000 ms
Cookies observed2
Script resources3 · 2 external hosts
Frames and sampled checks1 frames · 5 resources checked

Encrypted transport

TLS certificate

Valid when observed
StatusValid when observed
ProtocolTLSv1.3
IssuercountryName=US, organizationName=Amazon, commonName=Amazon RSA 2048 M01
Valid fromAug 19, 2026
Valid untilMar 4, 2027
Certificate namesdoor.ac

Resolution

DNS footprint

DNSKEY status unknown

DNSKEY presence does not verify the DNSSEC signature chain. Missing records can mean no record was returned or the lookup was unavailable.

A18.182.176.55TTL —
A3.113.199.55TTL —
NSns-1207.awsdns-22.orgTTL —
NSns-2030.awsdns-61.co.ukTTL —
NSns-374.awsdns-46.comTTL —
NSns-526.awsdns-01.netTTL —
MX1 aspmx.l.google.comTTL —
MX10 aspmx2.googlemail.comTTL —
MX10 aspmx3.googlemail.comTTL —
MX5 alt1.aspmx.l.google.comTTL —
MX5 alt2.aspmx.l.google.comTTL —
TXTfacebook-domain-verification=lcphrffzypfyzjxyxw75s57jy38luvTTL —
TXTgoogle-site-verification=1g4qLeU8CVxT92LEck--Yqu5EbNaaJg_hM9ewUJ54coTTL —
TXTv=spf1 include:spf.google.com ~allTTL —

DNS observations · no external lookup API

Domain email protection

Exact-host SPF and DMARC observations help the owner investigate email impersonation risks. They are separate from website malware checks and do not change the Safety Score.

SPFPolicy record observed, not fully validated
DMARCMonitoring-only DMARC policy

What to do next

Review the records with your mail administrator. Inventory legitimate senders and test SPF and DKIM alignment before enforcing a stricter DMARC policy. Fix duplicate records and investigate overly permissive SPF rules.

This bounded check does not send email, probe SMTP, evaluate recursive SPF includes, verify DKIM signatures or apply organizational-domain DMARC inheritance. A missing subdomain record does not prove that no inherited protection exists. A DNS timeout is unknown, not an absent record. A policy record is not proof that messages authenticate successfully.

Responsible disclosure

security.txt

RFC 9116 observation

No readable security.txt file was observed at the standard locations. This is informational and is not evidence of malware.

Browser protections

Security headers

4 observed
referrer-policypresent strict-origin-when-cross-origin
strict-transport-securitypresent max-age=63072000; includeSubDomains
x-content-type-optionspresent nosniff
x-frame-optionspresent SAMEORIGIN

Response headers

Cookie protections

Passive observation
Cookies observed2
Missing Secure0
Missing HttpOnly0
Missing SameSite1

Only cookie attribute counts are retained. Cookie names and values are never stored. These observations are not proof of compromise and do not independently change the Safety Score.

Detected stack

Technologies

Bootstrap 80% Google Tag Manager 96%

Versions are shown only when publicly exposed by the page or response headers. An observed version is not, by itself, proof of a vulnerability.

JavaScript library advisories

3 sampled JavaScript files checked locally with Retire.js. Database snapshot: 2026-10-04T02:40:12.278Z.

No supported library version was identified in the sampled files. This does not establish that the scripts are safe.

A version match is not proof that the website is infected or that an issue is exploitable here. Owners should review the advisory, check whether their code is affected and test an update. Up to four external script files are sampled, not every dependency, inline script or dynamically loaded resource.

Publisher supplied

Public contact details

These details were observed on the website, not independently verified as an active support channel.

Emailxxxx@example.co.jpSource: https://door.ac/contacts/chintai
Emailprivacy@careerindex.jpSource: https://door.ac/contacts/corporate

Structured facts

Website identity & response

Public page metadata
Page title【DOOR賃貸】賃貸(賃貸マンション・アパート・戸建賃貸)のお部屋探し
First headingUnavailable
Description【入居祝金あり】賃貸マンション、アパート、戸建賃貸の物件情報が日本最大級の「DOOR賃貸」なら、敷礼なし、ワンルームなどのこだわり条件で理想の物件が見つかります。
Canonical URLhttps://door.ac/
Final URLhttps://door.ac/
HTTP response200 · text/html; charset=utf-8 · 2000 ms
Languageja
Structured typesNone observed
Page page detectedhttps://door.ac/articles/categories/feature7Contact page detectedhttps://door.ac/contacts/chintai
missing100% evidence confidence
1100% evidence confidence
ja100% evidence confidence
1100% evidence confidence
Local cookies.cookies missing secure100% evidence confidence
1100% evidence confidence
Local cookies.cookies missing httponly100% evidence confidence
2100% evidence confidence
14100% evidence confidence
4100% evidence confidence
5100% evidence confidence
unavailable100% evidence confidence
Dns consistency.cname present100% evidence confidence
2100% evidence confidence
Local headers.permissions policy present100% evidence confidence
1100% evidence confidence
Local headers.hsts preload100% evidence confidence
63072000100% evidence confidence
1100% evidence confidence
Local headers.csp present100% evidence confidence
Local headers.cors wildcard origin100% evidence confidence
Local headers.cors present100% evidence confidence
Local headers.cors credentials with wildcard100% evidence confidence

Connection path

Redirect chain

0 recorded hops

No redirect hop was recorded for the sampled homepage.

Premium monitoring

Catch downtime and security changes automatically

Regular checks, availability history, and alert emails are reserved for Premium websites. Free reports remain point-in-time scans and do not create recurring server work.

Enable monitoring for this website

Compared with the previous scan

What changed

A comparison will appear after the next completed scan.

Explainable matching

Digital fingerprint

fingerprint-v1
deep-shield-field-948

Comparable components help find technically related websites. A match does not prove common ownership.

DnsHashed private comparison value
TechnologiesHashed private comparison value

Material changes only

Change history

Show change history

No meaningful changes recorded yet.

Website icon for door.ac

Visual evidence

Website screenshot

Screenshot of door.ac
Captured once in an isolated browser during this scan. Visual tint is an interface overlay. The original evidence is not duplicated.

For site owners

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Questions about door.ac

FAQ

Still have questions? Contact us →
Is door.ac safe to visit?

The latest Safety Score is 66/100 with 70% Evidence Confidence. This is a point-in-time assessment of observed technical signals, not a guarantee. Check the exact address and avoid entering payment details if anything looks unusual.

Did the scan detect malware on door.ac?

ClamAV found no signature match in the sampled homepage HTML. External scripts, downloads and private server files were not checked. This is not a whole-site malware clearance.

When was door.ac registered?

The registry lookup did not provide a reliable creation date in this scan.

Did door.ac have a valid TLS certificate?

The scanner observed a valid TLS certificate using TLSv1.3. A valid certificate alone does not establish that the site is safe.

Can a paid listing change this website's score?

No. Premium placement and owner-supplied pages are labelled separately. Technical evidence, the Safety Score and moderation decisions remain independent.

Share your experience with door.ac

Community reviews are moderated and remain separate from the technical Safety Score.

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