Analyze any domain

Get a complete DNS, email, SSL, HTTP and network analysis in seconds.

Total

DNS

Email

Security

Network

Availability

Domaindallascityhall.com

IPv41

IPv60

MX records3

StatusActive

Domain technical report

dallascityhall.com

Generated: 2026-08-12T05:12:06-05:00 · Cached result

JSON CSV PDF Visit site

IPv41

IPv60

MX3

NS4

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

1 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

3 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

102 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers0 / 35 pts · Security

0 of 9 evaluated headers detected.

✓

PTR reverse DNS30 / 30 pts · Network

PTR: www.trinityrivercorridor.org

IPv4 diversity20 / 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 response0 / 40 pts · Availability

No successful HTTP response.

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)

66.97.145.100

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

3 record(s)

10 mailstream-west.mxrecord.io.
0 mailstream-central.mxrecord.mx.
5 mailstream-east.mxrecord.io.

TXT

19 record(s)

"v=spf1 ip4:216.128.251.155 ip4:66.97.146.235 ip4:66.97.145.211 ip4:66.97.146.22 ip4:66.97.146.47 ip4:66.97.146.48 include:spf.protection.outlook.com ip4:66.206.196.244 ip4:66.206.196.246 include:mailgun.org include:_xnspf.paymentus.com ~all"
"MS=ms49545617"
"adobe-idp-site-verification=8079b0f98922f29a7ec128da245122e42fdd74c132a310034664b9a821156c41"
"jil29rjp6jgqheqmtk2jhans95"
"cloudflare_dashboard_sso=1fc6e976ee2f0a61ab7907777ee46847"
"7ksq0lqeu3rdvp3alkfmt74kgq"
"16smk3meovocluevi96rpsku9k"
"4k76nj6qunqnm3s0g79lliplke"
"google-site-verification=GdmPyDWbZx4hCn4PmRViNG6Md8AP4y4IlsFyH07w99E"
"MS=ms18222172"
"38d1nkvqmvs0e90to95c2mf16l"
"4gtftui3qnsdj6qovbemjllfsp"
"f6lsld8vmgqeajrg24d4fgd35n"
"00dt0000000xllxeak"
"brvqi5vl741gpvseofg21gut4l"
"cisco-ci-domain-verification=773e65fe337697a94b4b1dfc363cbe198e27a89680c4c8643a1856fc32b9880b"
"XqlnHG9EalKWxCyfL27yzra/VAQBybMgl8R20O/RmgFvxVPt+dz38CU/XNXzs0RENswAdYaU0wy1c6gML5lf8A=="
"apple-domain-verification=ocrxirwgfxoO4voJ"
"rs1qmq3pp444j6ediab2bg6c0b"

NS

4 record(s)

cbru.br.ns.els-gms.att.net.
ns2.swbell.net.
cmtu.mt.ns.els-gms.att.net.
ns1.swbell.net.

SOA

1 record(s)

cbru.br.ns.els-gms.att.net. rm-hostmaster.ems.att.com. 210 86400 10000 604800 300

SPF

Configured

v=spf1 ip4:216.128.251.155 ip4:66.97.146.235 ip4:66.97.145.211 ip4:66.97.146.22 ip4:66.97.146.47 ip4:66.97.146.48 include:spf.protection.outlook.com ip4:66.206.196.244 ip4:66.206.196.246 include:mailgun.org include:_xnspf.paymentus.com ~all

DMARC

Configured

v=DMARC1; p=none; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com; fo=1

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCprOwUrLgHOOnBVxVOQcJW+wrz6ddSLftNG9eeDEf+O7lQX2lCx/tNckGZ+NkIXmu91IxtDL8g5pI+fvV/yrUB/bfn4kgf+UtfFzqv77MKCp676vw7DPEwZaBVLyPkPJBgTedWqIF9h/HL5pSli+3xKsg/0OKo2+T69oN5sRr0HwIDAQAB; n=1024,1456352726,1472077526

Analyzed webpageMetadata and HTTP response

Title and description

No data

Title

Description

Final URL

https://dallascityhall.com/

HTTP status

HTTP

Status

Final URL

https://dallascityhall.com/

Version

Server

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Sectigo Limited

dallascityhall.com

Valid from

2026-05-07T19:00:00-05:00

Valid until

2026-11-22T17:59:59-06:00

Days remaining

102

Protocol

TLSv1.2

Cipher

ECDHE-RSA-AES128-GCM-SHA256

Security headers

0 active

—

HSTSNot detected

—

Content Security PolicyNot detected

—

X-Content-Type-OptionsNot detected

—

X-Frame-OptionsNot detected

—

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

Consistent

✓

Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

66.97.145.100

48,41 ms

Cloudflare

1.1.1.1

66.97.145.100

58,58 ms

Quad9

9.9.9.9

66.97.145.100

64,87 ms

OpenDNS

208.67.222.222

66.97.145.100

29,29 ms

AdGuard

94.140.14.14

66.97.145.100

154,30 ms

IP, geolocation and ASNAssociated network information

66.97.145.100

No data

success

country

region

city

asn

organization

isp

Visitor information

Visitor

216.73.216.212

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

mailstream-west.mxrecord.io

Port 25: Closed/unreachable - 44.1 ms - 
Port 465: Closed/unreachable - 18.4 ms - 
Port 587: Closed/unreachable - 18.5 ms -

Recently analyzed domains

View all →

amazonaws.com78 abuseipdb.com76 apnic.net95 www.news.bbc.co.uk4 mn.us4 googletagmanager.com66 siutica.cl4 sedar.com52 netzwelt.de79 web-japan.org68