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Total

DNS

Email

Security

Network

100

Availability

Domainfws.gov

IPv42

IPv60

MX records1

StatusActive

Domain technical report

U.S. Fish and Wildlife Service | U.S. Fish & Wildlife Service

fws.gov

Generated: 2026-08-08T22:28:47-05:00 · Cached result

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IPv42

IPv60

MX1

NS2

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

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 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

45 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers16 / 35 pts · Security

4 of 9 evaluated headers detected.

✓

PTR reverse DNS30 / 30 pts · Network

PTR: a23-200-156-86.deploy.static.akamaitechnologies.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)

23.200.156.86
23.200.156.85

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

1 fws-gov.mail.protection.outlook.com.

TXT

13 record(s)

"qpkptjo2ar674hbbdtusvgmuul"
"domain-verification=UI0E_mwdNxEQ7Dy2rG6UljA3FbgAjvgyIZlnLMJKN90"
"MS=ms83991947"
"perplexity-ai-domain-verification-dym9j5=afaNdJ3TTdLrVjdvpgV8Uuf70"
"_globalsign-domain-verification=cyT6qdJOF7duEOsfayJSRKjOPVOEVEra_t_xy8pOR3"
"atlassian-domain-verification=BDNWwhbMkb/KgzHy3HEdJBunaWjCLLc1pTa1UNQLj/zH/f2zkBaWuLxSzT8UjnZV"
"adobe-idp-site-verification=1f55e52b-4989-4c29-b25c-bf44acdb8699"
"openai-domain-verification=dv-5JAHM8cIi7Nyk4YpTs12iXbY"
"apple-domain-verification=O06ay9dieLIjs6PR"
"google-site-verification=CrIuScexdhAnQKOjFCYT9p2e0j-cjyfqZnqyXdRWewQ"
"_o9o3sr8brim5ssjpt1spvyy7207vyef?"
"_globalsign-domain-verification=HBkin7_9x54qNQCRceiAAwsDD7vFIsAyNu9JznU0_2"
"v=spf1 include:spf.dynect.net include:amazonses.com exists:%{i}._spf.mta.salesforce.com include:_spf.doi.gov include:spf.protection.outlook.com include:sendgrid.net a:c.spf.service-now.com include:_spf.ips.fws.gov -all"

NS

2 record(s)

dee.ns.cloudflare.com.
arnold.ns.cloudflare.com.

SOA

1 record(s)

arnold.ns.cloudflare.com. dns.cloudflare.com. 2411606842 10000 2400 604800 1800

CAA

0 record(s)

—

Not configured

DS

1 record(s)

2371 13 2 FDB1685FF9F0582DCB38A408BC05FB3BD73C60A36A488B6123A8BAE5 40C104DD

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.fws.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

Configured

v=spf1 include:spf.dynect.net include:amazonses.com exists:%{i}._spf.mta.salesforce.com include:_spf.doi.gov include:spf.protection.outlook.com include:sendgrid.net a:c.spf.service-now.com include:_spf.ips.fws.gov -all

DMARC

Configured

v=DMARC1;p=reject;rua=mailto:dmarc_reports@doi.gov,mailto:reports@dmarc.cyber.dhs.gov,mailto:dmarc_agg@valigov.email

DKIM

Selector mail

v=DKIM1; k=rsa; h=sha256; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDqoO5syFukWG/mGwRZqXEJWhA99iHBsg75N0OeMXG3IWnX28cOBumgzqtQE5bHUMCeY0PX9Mn8GiQuQKHZ3iPCJVKYbANOh2HFMRiovWmviPJB8BO1wZ+f82RafRVLPEE3JGagmiJkrhE2RjXvvP0vYlaChYWbuy2SnWSeOhzayQIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

U.S. Fish and Wildlife Service | U.S. Fish & Wildlife Service

Description

Final URL

https://www.fws.gov/

HTTP status

200

HTTP

Status

HTTP/2 200

Final URL

https://www.fws.gov/

Version

Server

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

fws.gov

Valid from

2026-06-25T03:41:46-05:00

Valid until

2026-09-23T03:41:45-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

4 active

✓

HSTSImplemented

✓

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

23.200.156.85, 23.200.156.86

63,01 ms

Cloudflare

1.1.1.1

23.200.156.85, 23.200.156.86

33,69 ms

Quad9

9.9.9.9

23.223.241.138, 23.223.241.146

172,47 ms

OpenDNS

208.67.222.222

23.200.156.85, 23.200.156.86

50,76 ms

AdGuard

94.140.14.14

23.48.224.197, 23.48.224.200

61,59 ms

IP, geolocation and ASNAssociated network information

23.200.156.86

No data

success

country

region

city

asn

organization

isp

23.200.156.85

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

fws-gov.mail.protection.outlook.com

Port 25: Closed/unreachable - 27.3 ms - 
Port 465: Closed/unreachable - 4030.8 ms - 
Port 587: Closed/unreachable - 4032.4 ms -

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