Domain technical report
Couchsurfing
couchsurfing.org
Connect with locals worldwide. Find places to stay, meet new people, find local events, and experience travel through real connections.
IPv42
IPv60
MX7
NS4
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86
Total
70
DNS
90
Email
92
Security
65
Network
100
Availability
Domaincouchsurfing.org
IPv42
IPv60
MX records7
StatusActive
DiagnosticsMain findings and recommendations
IPv4 (A)30 / 30 pts · Dns
2 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 propagation10 / 10 pts · Dns
Agreement between public resolvers.
MX records20 / 20 pts · Mail
7 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
54 day(s) remaining.
Certificate lifetime10 / 10 pts · Security
Full points require at least 30 days remaining.
HTTP security headers27 / 35 pts · Security
7 of 9 evaluated headers detected.
PTR reverse DNS30 / 30 pts · Network
PTR: ec2-54-221-197-191.compute-1.amazonaws.com
IPv4 diversity35 / 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/2 200
HTTPS final URL20 / 20 pts · Availability
Final URL uses HTTPS.
DNS and emailPublished records and email configuration
A
2 record(s)54.221.197.191 100.56.120.98
AAAA
0 record(s)—
Not configured
CNAME
0 record(s)—
Not configured
MX
7 record(s)20 aspmx3.googlemail.com. 20 aspmx4.googlemail.com. 0 aspmx.l.google.com. 10 alt2.aspmx.l.google.com. 10 alt1.aspmx.l.google.com. 20 aspmx5.googlemail.com. 15 aspmx2.googlemail.com.
TXT
5 record(s)"google-site-verification=TE909P1vvXukGszwEl3PFeksElysm2Gs-0MVYG9YZa0" "google-site-verification=POiBkRENN-wRw9zSTlyJ4UuC18DbN0Gf7PQxeF3vCw8" "dbja65q9k9qui4prmlogvsjcqe" "google-site-verification=ARpyPime_UUyzQa0IxgtdC6LODaKcW9oZIebYC7eEJI" "v=spf1 a mx ip4:107.23.158.23 ip4:107.23.200.67 ip4:54.236.187.135 ip4:54.236.107.37 include:_spf.google.com ~all"
NS
4 record(s)ns-761.awsdns-31.net. ns-1907.awsdns-46.co.uk. ns-93.awsdns-11.com. ns-1479.awsdns-56.org.
SOA
1 record(s)ns-761.awsdns-31.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
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
Configuredv=spf1 a mx ip4:107.23.158.23 ip4:107.23.200.67 ip4:54.236.187.135 ip4:54.236.107.37 include:_spf.google.com ~all
DMARC
Configuredv=DMARC1; p=reject; rua=mailto:postmaster@couchsurfing.org,mailto:hbfmzraa@ag.dmarcian.com; ruf=mailto:postmaster@couchsurfing.org,mailto:hbfmzraa@fr.dmarcian.com; rf=afrf; pct=100
DKIM
Selector googlev=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCJTxfrRoOHc3tV1em058oaeZmP/W6AahHrMh0uVjf4vTMEmDlpuZYdU0PrYQY7aK5c4y5NSqWxxZD/niAf9TIhySS1ggzByiXQjpH57iH86L+gZoO4Gel0ZcTsOHOJ7zdub6sgJ1XtESfs0aDtfyiz5vuBZBVykvhrzhicViSpBQIDAQAB
Analyzed webpageMetadata and HTTP response
Title and description
ExtractedTitle
Couchsurfing
Description
Connect with locals worldwide. Find places to stay, meet new people, find local events, and experience travel through real connections.
Final URL
https://www.couchsurfing.com:443/
HTTP status
200
HTTP
Status
HTTP/2 200
Final URL
https://www.couchsurfing.com:443/
Version
3
Server
awselb/2.0
X-Powered-By
Next.js
SSL and HTTP securityCertificate, protocol and security headers
SSL certificate
AvailableAvailable
Yes
Issuer
Amazon
CN
couchsurfing.org
Valid from
2026-03-20T19:00:00-05:00
Valid until
2026-10-04T18:59:59-05:00
Days remaining
54
Protocol
TLSv1.2
Cipher
ECDHE-RSA-AES128-GCM-SHA256
Security headers
7 activeHSTSImplemented
Content Security PolicyImplemented
X-Content-Type-OptionsImplemented
X-Frame-OptionsImplemented
Referrer PolicyImplemented
Permissions PolicyNot detected
Cross-Origin-Opener-PolicyImplemented
Cross-Origin-Embedder-PolicyNot detected
Cross-Origin-Resource-PolicyImplemented
DNS propagationComparison across public resolvers
Public resolver comparison
ConsistentConsistent propagation
5 public resolvers queried.
ResolverServerResultLatency
Google
8.8.8.8100.56.120.98, 54.221.197.191
73,42 ms
Cloudflare
1.1.1.1100.56.120.98, 54.221.197.191
94,50 ms
Quad9
9.9.9.9100.56.120.98, 54.221.197.191
70,73 ms
OpenDNS
208.67.222.222100.56.120.98, 54.221.197.191
135,17 ms
AdGuard
94.140.14.14100.56.120.98, 54.221.197.191
262,44 ms
IP, geolocation and ASNAssociated network information
54.221.197.191
No datasuccess
No
country
region
city
asn
organization
isp
100.56.120.98
Identifiedsuccess
Yes
country
United States
country_code
US
region
District of Columbia
city
Washington
latitude
38.89511
longitude
-77.03637
asn
14618
organization
Amazon Data Services Northern Virginia
isp
Amazon.com, Inc.
timezone
America/New_York
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
aspmx3.googlemail.com
Port 25: Closed/unreachable - 0.7 ms - Port 465: Closed/unreachable - 4015.2 ms - Port 587: Closed/unreachable - 4010.9 ms -