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Total

DNS

Email

Security

Network

100

Availability

Domainfc2.com

IPv41

IPv60

MX records1

StatusActive

Domain technical report

FC2 - Free Website, Analyzer, Blog, Rental Server, SEO Countermeasures, etc. -

fc2.com

FC2 is a portal site which brings you a pleasant web life providing blog/website/analyzer services and others. Our blog service is ranked No.2 domestically and supported by wide range of users including both beginners and heavy users. We offer as many as 30 different services.

Generated: 2026-08-08T18:52:40-05:00 · Cached result

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IPv41

IPv60

MX1

NS4

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

1 IPv4 address(es) detected.

IPv6 (AAAA)0 / 10 pts · Dns

0 IPv6 address(es) detected.

✓

Name server redundancy20 / 20 pts · Dns

4 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 propagation0 / 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

137 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 DNS0 / 30 pts · Network

PTR not detected.

IPv4 diversity20 / 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

1 record(s)

199.48.210.152

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

10 mx1001.fc2.com.

TXT

6 record(s)

"wallet-connect-dns-verification=5e68b5268d56dba5c56e16a3bb45c9705bf04533f9cf51c5e24e5905ed639cb3"
"google-site-verification=2_4TxJ68IGucTlWJwmrCxXB9zEU4XNABzcpAHmoGoGA"
"apple-domain-verification=1nOpExZT9XNXudjS"
"v=spf1 include:barracuda.fc2.com include:spf-old-mail1.fc2.com include:spf-mail-mobile.fc2.com ip4:54.244.35.137 ip4:208.71.104.0/24 ip4:199.48.208.254/32 ip4:199.34.242.153 ip4:199.48.208.44 ~all"
"google-site-verification=mKS09ZlD1dbuD2_ED_vSK3OLOeiLKqh4_b1zvF3-qxw"
"brave-ledger-verification=03b8adf27b3df9086b7ec552e63cbda449ba6af2d5f628a17284ed049f8c4d80"

NS

4 record(s)

ns-616.awsdns-13.net.
ns-1834.awsdns-37.co.uk.
ns-214.awsdns-26.com.
ns-1489.awsdns-58.org.

SOA

1 record(s)

ns-1489.awsdns-58.org. awsdns-hostmaster.amazon.com. 2013061808 7200 901 1209600 86400

SPF

Configured

v=spf1 include:barracuda.fc2.com include:spf-old-mail1.fc2.com include:spf-mail-mobile.fc2.com ip4:54.244.35.137 ip4:208.71.104.0/24 ip4:199.48.208.254/32 ip4:199.34.242.153 ip4:199.48.208.44 ~all

DMARC

Configured

v=DMARC1; p=none; rua=mailto:dmarcreport@maildmarc.fc2.com

DKIM

Selector default

v=DKIM1; h=sha256; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx/p+zxkvKvg3mhYVdAzB2STFTehR0X/u55xVn6Nia0dtRERNZ8y8c1bra/L/014ktdAWDXVwcH7AO8SrVK4Yx8XaVMtttPuRC9I2uYWXzK9zfQqlMQ8rdnQkrzs+5aV39B+pJ8NtttDgT7XKr78RZh9Xg7vI47TPhJVpeqPXmyfUV22Nma3XWyc4YUdIguvoOConrj08xFNTd1jC+nVc8gn+DeObE3kTQvpfaM5c+vhpFqU1IBbPW1WRgAEop3I41FYdz/LoCdqy1FXIfKNlUY26uw7dE+ZaV7jqC9KZLa/dYzmFl3H+ppcLvUgpTZ2KD1oQAROztCuQXEasAlstYwIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

FC2 - Free Website, Analyzer, Blog, Rental Server, SEO Countermeasures, etc. -

Description

Final URL

https://fc2.com/

HTTP status

206

HTTP

Status

HTTP/1.1 200 OK

Final URL

https://fc2.com/

Version

Server

nginx

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

DigiCert Inc

*.fc2.com

Valid from

2026-06-07T19:00:00-05:00

Valid until

2026-12-23T17:59:59-06:00

Days remaining

137

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

3 active

—

HSTSNot detected

✓

Content Security PolicyImplemented

✓

X-Content-Type-OptionsImplemented

✓

X-Frame-OptionsImplemented

—

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

Review

Differences detected

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

199.48.210.151

57,98 ms

Cloudflare

1.1.1.1

199.48.210.152

38,95 ms

Quad9

9.9.9.9

199.48.210.151

41,41 ms

OpenDNS

208.67.222.222

199.48.210.151

73,15 ms

AdGuard

94.140.14.14

199.48.210.152

44,42 ms

IP, geolocation and ASNAssociated network information

199.48.210.152

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

mx1001.fc2.com

Port 25: Closed/unreachable - 8.6 ms - 
Port 465: Closed/unreachable - 4026.7 ms - 
Port 587: Closed/unreachable - 4011.3 ms -

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