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93
Total
84
DNS
100
Email
100
Security
100
Network
84
Availability
Domaintwitter.com
IPv41
IPv60
MX records5
StatusActive
Domain technical report

X. It’s what’s happening / X

twitter.com

From breaking news and entertainment to sports and politics, get the full story with all the live commentary.

Generated: 2026-08-01T15:20:26-05:00 · Cached result

IPv41
IPv60
MX5
NS8

DiagnosticsMain findings and recommendations

Registro A disponible

1 dirección(es) IPv4.

i
IPv6 no configurado

No se encontró registro AAAA.

Servidores NS redundantes

8 servidores detectados.

SPF publicado

v=spf1 ip4:199.16.156.0/22 ip4:199.59.148.0/22 ip4:8.25.194.0/23 ip4:8.25.196.0/23 ip4:204.92.114.203 ip4:204.92.114.204/31 include:_spf.google.com include:_thirdparty.twitter.com -all

DMARC publicado

v=DMARC1; p=reject; rua=mailto:d3omt-8484@rua.dmarc.emailanalyst.com; ruf=mailto:d3omt-8484@ruf.dmarc.emailanalyst.com; fo=1

DKIM detectado

El selector configurado responde.

SSL vigente

Quedan 20 días.

i
Faltan cabeceras de seguridad

2 cabecera(s) no detectada(s).

i
DNSSEC no configurado

No se encontraron registros DS ni DNSKEY.

i
CAA no configurado

Es opcional, pero ayuda a controlar la emisión de certificados.

i
PTR no disponible

La primera IPv4 no tiene resolución inversa visible.

i
Propagación inconsistente

Los resolutores públicos no entregan exactamente el mismo resultado.

i
BIMI no configurado

Es opcional y se utiliza para mostrar identidad visual en proveedores compatibles.

i
MTA-STS no publicado

Es una mejora opcional de seguridad para transporte de correo.

i
TLS-RPT no publicado

Es opcional y complementa MTA-STS.

DNS and emailPublished records and email configuration

A

1 record(s)
172.66.0.227

AAAA

0 record(s)

Not configured

CNAME

0 record(s)

Not configured

MX

5 record(s)
10 alt4.aspmx.l.google.com.
1 aspmx.l.google.com.
10 alt3.aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
5 alt1.aspmx.l.google.com.

TXT

23 record(s)
"0a8c0fc6-bfa5-4ea7-b09b-87f2989022d6"
"google-site-verification=q1ghWjGLX9Ba-Gy_B4n_pAgC_mQYzWmQpOD8CMWl_Hw"
"linear-domain-verification=t5iq7e7nbw5w"
"bj6sbt5xqs9hw9jrfvz7hplrg0l680sb"
"traction-guest=a4d0248d-fe01-4222-8fcc-33f68323e667"
"miro-verification=6e1ca9ad6d0c2cd2e4186141265f23ed618cfe37"
"google-site-verification=P9-NRZ0gaRKRGNDOXOjct5XETPtr3P9D-XA8HnlbAy4"
"adobe-idp-site-verification=a2ff8fc40c434d1d6f02f68b0b1a683e400572ab8c1f2c180c71c3d985b9270a"
"traction-guest=6882b04e-4188-4ff9-8bb4-bff5a3d358e6"
"MS=BEE202D20C326867290BDEFA2DDDF4594B5D6860"
"wrike-verification=MjU4MTA5MjoyN2UzNDc1MjU3MDZiZTY4NjBiNzliNDQ2OTUwNWY3NmM5NDgyMTBlYzFkNTcwYTE2YWNmZDdkNTY2ZmE4Yzlh"
"google-site-verification=h6dJIv0HXjLOkGAotLAWEzvoi9SxqP4vjpx98vrCvvQ"
"google-site-verification=600dQ0pZYsH2xOFt4hYmf5f5NpjCbWE_qk5Y04dErYM"
"mixpanel-domain-verify=164dda91-31f4-41e8-a816-0f59b38fea30"
"slack-domain-verification=9oO8P4Glf4252QJDOg4rHGs6KlSkBuI5ZVmWRO8d"
"canva-site-verification=lMnZ3wMh7c1uqZqa-cxZTg"
"apple-domain-verification=zd1iHoEO9LILEQIq"
"google-site-verification=F2uUiLUsD6kQlpUVQzxUM3PHa0uPo5GBS84SCG8QwXI"
"loom-site-verification=638c6bc173b9458997f64d305bf42499"
"v=spf1 ip4:199.16.156.0/22 ip4:199.59.148.0/22 ip4:8.25.194.0/23 ip4:8.25.196.0/23 ip4:204.92.114.203 ip4:204.92.114.204/31 include:_spf.google.com include:_thirdparty.twitter.com -all"
"stripe-verification=46F7B88485621DC18923B43D12E90E6CDBCE232F2FEBCF084E6EFA91F6BA707D"
"google-site-verification=TNhAkfLUeIbzzzSgPNxS5aEkKMf3aUcpPmCK1_kmIvU"
"atlassian-domain-verification=j6u0o1PTkobCXC84uEF/sWpIPtaZURBVYqKzmTvT8wugLcHT1vvrzzA63iP1qSLN"

NS

8 record(s)
c.u06.twtrdns.net.
b.u06.twtrdns.net.
a.r06.twtrdns.net.
b.r06.twtrdns.net.
c.r06.twtrdns.net.
d.r06.twtrdns.net.
a.u06.twtrdns.net.
d.u06.twtrdns.net.

SOA

1 record(s)
a.u06.twtrdns.net. noc.twitter.com. 2024011501 3600 600 604800 7200

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

Configured
v=spf1 ip4:199.16.156.0/22 ip4:199.59.148.0/22 ip4:8.25.194.0/23 ip4:8.25.196.0/23 ip4:204.92.114.203 ip4:204.92.114.204/31 include:_spf.google.com include:_thirdparty.twitter.com -all

DMARC

Configured
v=DMARC1; p=reject; rua=mailto:d3omt-8484@rua.dmarc.emailanalyst.com; ruf=mailto:d3omt-8484@ruf.dmarc.emailanalyst.com; fo=1

DKIM

Selector google
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCwueoBabHD4VkjdWcXjUSvf7cnFdugQOrXKP+LJJOs/RY+GoylnCpc8ZNFxwEiUvTiQnk0nzMk/lpCQIuzHCrwZ5Kdx6ncxfPtQ7tfX88Uj6AcXZ3EWPpAAajsCDuHPF1zpYbFJDhjYq4NYfIZmCu1f5tzh315Hy4C1VyF3v4zBQIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
X. It’s what’s happening / X
Description
From breaking news and entertainment to sports and politics, get the full story with all the live commentary.
Final URL
https://x.com/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://twitter.com/
Version
3
Server
cloudflare envoy
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Issuer
Let's Encrypt
CN
twitter.com
Valid from
2026-05-24T00:44:39-05:00
Valid until
2026-08-22T00:44:38-05:00
Days remaining
20
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

Security headers

7 active
HSTSImplemented
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

Review
!
Differences detected

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
172.66.0.227
29,47 ms
Cloudflare
1.1.1.1
172.66.0.227
22,13 ms
Quad9
9.9.9.9
162.159.140.229
34,02 ms
OpenDNS
208.67.222.222
172.66.0.227
46,93 ms
AdGuard
94.140.14.14
172.66.0.227
47,75 ms

IP, geolocation and ASNAssociated network information

172.66.0.227

Identified
success
country
United States
country_code
US
region
California
city
San Francisco
latitude
37.7749113
longitude
-122.4185412
asn
13335
organization
Cloudflare, Inc.
isp
Cloudflare, Inc.
timezone
America/Los_Angeles

Visitor information

Visitor
ip
216.73.217.34
reverse
country
United States
country_code
US
region
Ohio
city
Columbus
latitude
39.9586885
longitude
-82.9986903
isp
Amazon.com, Inc.
organization
Anthropic, Pbc
asn
16509
timezone
America/New_York
browser
Otro
os
Otro
language
user_agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
is_bot
cloudflare
No

SMTPEmail port connectivity

alt4.aspmx.l.google.com

Port 25: Closed/unreachable · 0.9 ms · 
Port 465: Closed/unreachable · 4001.5 ms · 
Port 587: Closed/unreachable · 4004.6 ms ·

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