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65
Total
70
DNS
45
Email
65
Security
20
Network
100
Availability
Domainchinaacc.com
IPv41
IPv60
MX records2
StatusActive
Domain technical report

正保会计网校(原中华会计网校)-专注会计职业教育26年_会计职称考试培训

chinaacc.com

正保会计网校（原中华会计网校）是专业的会计门户网站，25年来专注财会职业培训品牌！正保会计网校常年从事初级会计职称考试，中级会计职称考试，注册会计师考试(cpa)，税务师，资产评估师，高会，经济师，会计继续教育等各类网上培训，正保会计网校官网登录后可免费领取备考资料、试听课程、每日练题、模拟考试等会计备考服务。正保会计网校25年持续深耕财会教学，具备丰富会计职称、注会备考助学经验。

Generated: 2026-08-10T23:50:35-05:00 · Cached result

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IPv41
IPv60
MX2
NS2

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

2 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

2 MX record(s).

✓
SPF25 / 25 pts · Mail

SPF policy published.

!
DMARC0 / 25 pts · Mail

DMARC policy not found.

!
DKIM0 / 20 pts · Mail

No tested DKIM selector responded.

!
MTA-STS0 / 5 pts · Mail

Mail transport policy.

!
TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

171 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.

i
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)
59.151.113.79

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

2 record(s)
10 smtp.chinaacc.com.
20 mail.chinaacc.com.

TXT

1 record(s)
"v=spf1 ip4:59.151.109.46 ip4:59.151.113.106 include:spf.icoremail.net -all"

NS

2 record(s)
ns2.cdeledu.com.
ns1.cdeledu.com.

SOA

1 record(s)
ns1.cdeledu.com. qinsj.cdeledu.com. 2026071302 1800 600 604800 600

CAA

0 record(s)
—

Not configured

DS

0 record(s)
—

Not configured

DNSKEY

0 record(s)
—

Not configured

RRSIG

0 record(s)
—

Not configured

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 ip4:59.151.109.46 ip4:59.151.113.106 include:spf.icoremail.net -all

DMARC

Not configured
—

Not configured

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
正保会计网校(原中华会计网校)-专注会计职业教育26年_会计职称考试培训
Description
正保会计网校（原中华会计网校）是专业的会计门户网站，25年来专注财会职业培训品牌！正保会计网校常年从事初级会计职称考试，中级会计职称考试，注册会计师考试(cpa)，税务师，资产评估师，高会，经济师，会计继续教育等各类网上培训，正保会计网校官网登录后可免费领取备考资料、试听课程、每日练题、模拟考试等会计备考服务。正保会计网校25年持续深耕财会教学，具备丰富会计职称、注会备考助学经验。
Final URL
https://www.chinaacc.com//
HTTP status
200

HTTP

Status
HTTP/1.1 200 OK
Final URL
https://www.chinaacc.com//
Version
2
Server
Tengine
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
DigiCert, Inc.
CN
*.chinaacc.com
Valid from
2026-07-14T19:00:00-05:00
Valid until
2027-01-29T17:59:59-06:00
Days remaining
171
Protocol
TLSv1.2
Cipher
ECDHE-RSA-AES256-GCM-SHA384

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
59.151.113.79
41,59 ms
Cloudflare
1.1.1.1
59.151.113.79
521,13 ms
Quad9
9.9.9.9
59.151.113.79
247,48 ms
OpenDNS
208.67.222.222
59.151.113.79
511,11 ms
AdGuard
94.140.14.14
59.151.113.79
530,34 ms

IP, geolocation and ASNAssociated network information

59.151.113.79

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
216.73.217.62
reverse
country
country_code
region
city
latitude
longitude
isp
organization
asn
timezone
browser
Other
os
Other
language
user_agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
is_bot
Yes
cloudflare
No

SMTPEmail port connectivity

smtp.chinaacc.com

Port 25: Closed/unreachable - 214 ms - 
Port 465: Closed/unreachable - 211.3 ms - 
Port 587: Closed/unreachable - 4002.2 ms -

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