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80
Total
100
DNS
20
Email
84
Security
100
Network
100
Availability
Domaindailymed.nlm.nih.gov
IPv43
IPv63
MX records2
StatusActive
Domain technical report

DailyMed

dailymed.nlm.nih.gov

Generated: 2026-08-10T07:50:36-05:00 · Cached result

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IPv43
IPv63
MX2
NS2

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

3 IPv4 address(es) detected.

✓
IPv6 (AAAA)10 / 10 pts · Dns

3 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 policy5 / 5 pts · Dns

Certificate authority restriction.

✓
DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓
MX records20 / 20 pts · Mail

2 MX record(s).

!
SPF0 / 25 pts · Mail

SPF policy not found.

!
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

144 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers19 / 35 pts · Security

5 of 9 evaluated headers detected.

✓
PTR reverse DNS30 / 30 pts · Network

PTR: ec2-54-147-232-237.compute-1.amazonaws.com

✓
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

5 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.
54.147.232.237
54.172.169.20
52.5.28.247

AAAA

5 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.
2600:1f18:14b8:1c00:3e15:6785:44a3:bb15
2600:1f18:14b8:1c02:2a16:4685:f6f2:225
2600:1f18:14b8:1c01:efcb:ca8d:e75:a9a0

CNAME

1 record(s)
dailymed.awsprod.nlm.nih.gov.

MX

2 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.

TXT

2 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.

NS

2 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.

SOA

2 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.

CAA

2 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.

DS

2 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.

DNSKEY

2 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.

RRSIG

1 record(s)
CNAME 8 4 3600 20260818100534 20260719100012 55203 nlm.nih.gov. xFEFEPkTsTHCG+J0lauNkrcl6Yjy7qEtShvMoi5kO0chf1A70UsJmH2m 7PGUAXKpEaL0qS7PJlKVtYjKdcUpir9TPOEq5S3wwLlGGZHd29DrKk38 urxyD0USNqkcQlnKkgeNviTZtcc5tzgv0dCJoF19JzW9iisN0qjMmhUo e5k=

NSEC

1 record(s)
_f18bb0ead745d021f5980f4ded14e2ac.dailymed.nlm.nih.gov. CNAME RRSIG NSEC

NSEC3

2 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.

SRV

2 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.

NAPTR

2 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.

TLSA

2 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.

SSHFP

2 record(s)
dailymed.awsprod.nlm.nih.gov.
dailymed-us-east-1.awsprod.nlm.nih.gov.

SPF

Not configured
—

Not configured

DMARC

Not configured
—

Not configured

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
DailyMed
Description
Final URL
https://dailymed.nlm.nih.gov/dailymed/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://dailymed.nlm.nih.gov/dailymed/
Version
3
Server
nginx + Phusion Passenger(R)
X-Powered-By
Phusion Passenger(R)

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Amazon
CN
*.dailymed.nlm.nih.gov
Valid from
2025-12-03T18:00:00-06:00
Valid until
2027-01-01T17:59:59-06:00
Days remaining
144
Protocol
TLSv1.2
Cipher
ECDHE-RSA-AES128-GCM-SHA256

Security headers

5 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
✓
X-Content-Type-OptionsImplemented
—
X-Frame-OptionsNot detected
✓
Referrer PolicyImplemented
—
Permissions PolicyNot detected
✓
Cross-Origin-Opener-PolicyImplemented
—
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
52.5.28.247, 54.147.232.237, 54.172.169.20
58,16 ms
Cloudflare
1.1.1.1
52.5.28.247, 54.147.232.237, 54.172.169.20
35,20 ms
Quad9
9.9.9.9
52.5.28.247, 54.147.232.237, 54.172.169.20
69,74 ms
OpenDNS
208.67.222.222
52.5.28.247, 54.147.232.237, 54.172.169.20
24,95 ms
AdGuard
94.140.14.14
52.5.28.247, 54.147.232.237, 54.172.169.20
91,30 ms

IP, geolocation and ASNAssociated network information

54.147.232.237

No data
success
No
country
region
city
asn
organization
isp

54.172.169.20

No data
success
No
country
region
city
asn
organization
isp

52.5.28.247

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

dailymed.awsprod.nlm.nih.gov

Port 25: Closed/unreachable - 8.7 ms - 
Port 465: Closed/unreachable - 4020.8 ms - 
Port 587: Closed/unreachable - 4021.4 ms -

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