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https://iihs.org

Infrastructure

· 9 checks — DNS, redirects, IPv6, crawlability, URL variants, and domain intelligence rolled into one auditable list.
SCORE
94
GRADE
A
FIX
0
REVIEW
3
PASS
6
INFO
0
Probed from Singapore, Singapore
301 Moved Permanently
Checks
9
6 PASS 3 REVIEW
B
URL Variants
www/non-www, trailing slash, HTTP→HTTPS
REVIEW
www/non-www, trailing slash, HTTP→HTTPS
Critical::
Both www and non-www versions serve content
Got: Both variants return 200 Expected: One variant 301-redirects to the other
Info::
HTTP correctly 301-redirects to HTTPS

www / non-www

200https://www.iihs.org/
200https://iihs.org/

Inconsistent — duplicate content risk

HTTP → HTTPS

301http://iihs.org/ https://www.iihs.org/

Consistent

B
TLS Certificate Expiry & Recommendations
41 days until leaf cert expires — 3 issues to address
REVIEW

Certificate validity

41
days left
0d 30d 60d 90d+

Recommended actions

  • Enable HSTS: Strict-Transport-Security: max-age=31536000; includeSubDomains
  • Enable DNSSEC on your domain for DNS spoofing protection
  • Enable OCSP stapling on your TLS server to remove a CA roundtrip and protect user privacy
B
CDN & Delivery
Cloudflare
REVIEW
Cloudflare
Info::
Site is served via Cloudflare CDN (edge: SIN)
Got: cf-ray: 9f082d846a2b9fc5-SIN
CDN Detected: Cloudflare
Provider Cloudflare Evidence cf-ray: 9f082d846a2b9fc5-SIN
A+
DNS Records
2 A records, 5 ms lookup
PASS
2 A records, 5 ms lookup
Info::
Resolves to 2 IPv4 address(es)
Got: 104.20.10.77, 104.20.11.77
Info::
Has 2 IPv6 (AAAA) record(s)
Got: 2606:4700:10::6814:a4d, 2606:4700:10::6814:b4d
Info::
2 nameserver(s) configured
Got: bill.ns.cloudflare.com, vera.ns.cloudflare.com
Info::
1 mail exchanger(s) configured
Info::
CAA records not checked
CAA record lookup requires a specialized DNS resolver. This check will be available in a future update.
Info::
SPF record present in TXT
Info::
DNS resolution time: 5 ms
Got: 5 ms
A104.20.10.77, 104.20.11.77
AAAA2606:4700:10::6814:a4d, 2606:4700:10::6814:b4d
CNAME
NSbill.ns.cloudflare.com, vera.ns.cloudflare.com
MX
10 iihs-org.mail.protection.outlook.com
TXT
ZOOM_verify_4WmE62xHQrC4AgY1vAUN-g
anthropic-domain-verification-6akn0n=X6nOKl2cCG2HNE3LBWZWzws8U
apple-domain-verification=RPysSuI6otDkBE7Q
asv=74a1486ce7efbba2236e7865df576027
atlassian-domain-verification=Yn5JwKjf7qqY3cQak70L0CvIEySNom2aVqfqGUybXks74OtWUg...
fsverification-support=6943434dcd1a7fe38250b23fb34dac627228fb6dba2b34f5eebcde124...
google-site-verification=2WvkLPWRBpLGJGfYL3l767lmcDjxQGhV6Ou1_QdR0RA
google-site-verification=_tXepXKWav5Rn01Pdg4VwcJM2nexEzYG7jqNfWbgaNE
google-site-verification=qs-ZfDKehKJACqzucdHztOwWNSAedcsogvqtdi_RvlQ
logmein-verification-code=26fe51c3-f2df-4f7d-880f-74b4807a01f6
nitro-verification-code=LTM5NjcxMjExNzg1MjgxNTIyMjY=
v=msv1 t=F9E09B59-DA6A-42C8-A08D-1198A336C591
SPF v=spf1 include:_u.iihs.org._spf.dmarcld.com include:spf.protection.outlook.com -...
CAALookup not available with standard resolver
Resolved in 5 ms

CAA record lookup requires a specialized DNS resolver. This check will be available in a future update.

Why this matters

Informational: CAA (Certification Authority Authorization) records weren't checked in this scan.

A
Redirect Chain
1 redirect(s), 274 ms total
PASS
1 redirect(s), 274 ms total
Info::
Single redirect
Got: https://iihs.org → https://www.iihs.org/ (301)
Info::
WWW normalization redirect

https://iihs.org

25 ms · HTTP/1.1

301

https://www.iihs.org/

249 ms · HTTP/1.1 FINAL

#URLStatusTimeProtocolServer
1https://iihs.org30125 msHTTP/1.1cloudflare
2https://www.iihs.org/200249 msHTTP/1.1cloudflare

See the visual redirect chain in the HTTP Probe tab →

A+
IPv6 Readiness
IPv6 reachable (1 ms)
PASS
IPv6 reachable (1 ms)
Info::
IPv6 is configured and reachable at 2606:4700:10::6814:a4d, 2606:4700:10::6814:b4d
Got: 1 ms connect
IPv6 Ready
AAAA Records 2606:4700:10::6814:a4d, 2606:4700:10::6814:b4d Connection Reachable (1 ms)
A+
Crawlability
robots.txt present, sitemap with 6412 URLs
PASS
robots.txt present, sitemap with 6412 URLs
Info::
robots.txt is present
Got: 115 bytes
Info::
sitemap.xml is present
Info::
sitemap.xml is valid XML
Info::
sitemap.xml contains 6412 entries
Info::
robots.txt references sitemap
robots.txt 200 OK
Size 115 B Sitemaps referenced 1 User-agents * Blocking No — crawling allowed
User-agent: *

Disallow: /logos/

Disallow: /ratings-wall-display/


Sitemap: https://www.iihs.org/sitemap.xml



A+
Domain Intelligence
iihs.org — via Network Solutions, LLC, 28 years, 6 months old
PASS
iihs.org — via Network Solutions, LLC, 28 years, 6 months old
Info::
Domain registered until Feb 24, 2029 (2 years, 10 months remaining)
Info::
DNSSEC is not enabled
DNSSEC protects against DNS spoofing attacks. While not required, enabling DNSSEC adds an additional layer of security. Contact your DNS provider to enable it.
Info::
Registrar: Network Solutions, LLC
Warning::
Registrar lock is NOT enabled
The domain can be transferred without an unlock step. Enable registrar lock (clientTransferProhibited) in your registrar's control panel to protect against unauthorized or accidental transfers.
Domain expiry

956 days

February 24, 2029

SSL certificate

41 days

Issued by Google Trust Services

Domain age

28 years, 6 months

Registered February 25, 1998

DNSSEC

Not enabled

Protects against DNS spoofing

Hosting

Unknown

2606:4700:10::6814:b4d

Registrar

Network Solutions, LLC

Unlocked 2 NS records
Expiry timeline
Today
+1 year
Domain expiry SSL expiry Danger zone (≤30 days)
Recommended actions
  • Enable DNSSEC to protect visitors from DNS spoofing
  • Enable registrar lock (clientTransferProhibited) to block unauthorized domain transfers
Registrar Network Solutions, LLC
Created February 25, 1998 (28 years, 6 months ago)
Expires February 24, 2029 (2 years, 10 months)
Last Updated January 1, 2024
Name Servers bill.ns.cloudflare.com, vera.ns.cloudflare.com
DNSSEC Not enabled
Hosting
IP Address 2606:4700:10::6814:b4d
Data source: rdap (0.2s)

DNSSEC protects against DNS spoofing attacks. While not required, enabling DNSSEC adds an additional layer of security. Contact your DNS provider to enable it.

Why this matters

Without DNSSEC, an attacker who can poison your DNS can hijack your domain — and SSL certs alone don't stop them.

Learn more

DNSSEC adds cryptographic signatures to DNS records, preventing forged responses from poisoning resolver caches. Without it, an attacker who controls the network path can redirect your domain to a malicious server before any HTTPS handshake happens. Most modern registrars (Cloudflare, Google Domains, Route 53) enable it with one toggle.

Source: ICANN / RFC 4033

The domain can be transferred without an unlock step. Enable registrar lock (clientTransferProhibited) in your registrar's control panel to protect against unauthorized or accidental transfers.

Why this matters

Without registrar lock, an attacker who phishes your registrar credentials can transfer the domain in minutes — total brand hijack.

Learn more

Registrar lock (clientTransferProhibited, clientUpdateProhibited, clientDeleteProhibited) requires extra verification before any transfer/update/delete. Every major registrar offers it free. Combined with 2FA on your registrar account, it's the strongest defense against domain hijacking.

Source: ICANN / domain-security best practice

A+
HTTP Probe Timing
Total 25 ms — DNS, TCP, TLS, TTFB, content transfer breakdown
PASS
DNS Lookup DNS Lookup — time to resolve the domain name to an IP address.
4 ms
TCP Connect TCP Connect — time to establish a TCP connection to the server.
1 ms
TLS Handshake TLS Handshake — time to complete the HTTPS encryption handshake.
8 ms
Time to First Byte Time to First Byte — how long the server takes to respond with the first byte of data.
25 ms
Total Time Total request time from DNS lookup through full response.
25 ms

Connection waterfall

DNS Lookup 4 ms TCP Connect 1 ms TLS Handshake 8 ms Server Processing 12 ms Content Transfer 0 ms
All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.

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