Domain technical report
U.S. Copyright Office | U.S. Copyright Office
copyright.gov
Copyright Office Homepage
IPv42
IPv62
MX2
NS2
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84
Total
95
DNS
70
Email
77
Security
70
Network
100
Availability
Domaincopyright.gov
IPv42
IPv62
MX records2
StatusActive
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
2 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
2 MX record(s).
SPF25 / 25 pts · Mail
SPF policy published.
DMARC25 / 25 pts · Mail
DMARC policy published.
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
74 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 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)104.16.227.115 104.16.226.115
AAAA
2 record(s)2606:4700::6810:e273 2606:4700::6810:e373
CNAME
0 record(s)—
Not configured
MX
2 record(s)10 mxb-00026101.gslb.gpphosted.com. 10 mxa-00026101.gslb.gpphosted.com.
TXT
6 record(s)"MS=ms27223468" "google-site-verification=Ip3EEa7FthdrMW7LmkVYNoD6bcfi39uiG05RzDkHT4A" "v=spf1 include:spf1.loc.gov include:spf2.loc.gov include:spf1.copyright.gov include:spf2.copyright.gov include:amazonses.com include:spf-00026101.gpphosted.com mx -all" "knowbe4-site-verification=9319099d4dd661d9f8e5e808389487f6" "TEJjxf+vyMTm1H3VKL5ipuZYSAY2V3nlBXCcF4ir3h05VeJjDqUS3cOoj6nCmKzzpwauTGx4OO1cszjOJIouCw==" "webexdomainverification.NQCL=77a00094-cd91-4c22-8613-aa03e3ad3c50"
NS
2 record(s)alice.ns.cloudflare.com. kevin.ns.cloudflare.com.
SOA
1 record(s)alice.ns.cloudflare.com. dns.cloudflare.com. 2411645610 10000 2400 604800 1800
CAA
0 record(s)—
Not configured
DS
1 record(s)2371 13 2 66A1DA37E6854DDFB785B508C166F3DC71078018010F9626CB43CB32 04D6CC30
DNSKEY
2 record(s)256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA== 257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==
RRSIG
0 record(s)—
Not configured
NSEC
1 record(s)\000.copyright.gov. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI CAA
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
Configuredv=spf1 include:spf1.loc.gov include:spf2.loc.gov include:spf1.copyright.gov include:spf2.copyright.gov include:amazonses.com include:spf-00026101.gpphosted.com mx -all
DMARC
Configuredv=DMARC1;p=none;sp=none;fo=1;rua=mailto:copyrightdmarc_reports@copyright.gov;ruf=mailto:copyrightdmarc_ruf@copyright.gov;rf=afrf;pct=100
DKIM
Not found—
Not configured
Analyzed webpageMetadata and HTTP response
Title and description
ExtractedTitle
U.S. Copyright Office | U.S. Copyright Office
Description
Copyright Office Homepage
Final URL
https://copyright.gov/
HTTP status
206
HTTP
Status
HTTP/2 200
Final URL
https://copyright.gov/
Version
3
Server
cloudflare
X-Powered-By
SSL and HTTP securityCertificate, protocol and security headers
SSL certificate
AvailableAvailable
Yes
Issuer
Google Trust Services
CN
copyright.gov
Valid from
2026-07-23T23:00:26-05:00
Valid until
2026-10-22T00:00:22-05:00
Days remaining
74
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384
Security headers
3 activeHSTSImplemented
Content Security PolicyNot detected
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
ConsistentConsistent propagation
5 public resolvers queried.
ResolverServerResultLatency
Google
8.8.8.8104.16.226.115, 104.16.227.115
57,45 ms
Cloudflare
1.1.1.1104.16.226.115, 104.16.227.115
44,61 ms
Quad9
9.9.9.9104.16.226.115, 104.16.227.115
45,33 ms
OpenDNS
208.67.222.222104.16.226.115, 104.16.227.115
45,92 ms
AdGuard
94.140.14.14104.16.226.115, 104.16.227.115
71,11 ms
IP, geolocation and ASNAssociated network information
104.16.227.115
No datasuccess
No
country
region
city
asn
organization
isp
104.16.226.115
No datasuccess
No
country
region
city
asn
organization
isp
Visitor information
Visitorip
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
mxb-00026101.gslb.gpphosted.com
Port 25: Closed/unreachable - 5026.3 ms - Port 465: Closed/unreachable - 4185.3 ms - Port 587: Closed/unreachable - 4077.4 ms -