Check-Host.cc
Domain

4fly.com

Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.

Run a live full scan of 4fly.com

On-demand: ports, banners, TLS, tech-stack, subdomains and origin/IP-leak detection. Results are shared publicly for everyone to link to.

Deep-scan now
Hosting IPs
1
A/AAAA targets
Subdomains
453
CT + scan + body
Record Types
3
seen in DNS
Observed Certs
12
in our scans

DNS Records

A
104.247.81.99
AAAA
MX
NS
ns1.parkingcrew.net, ns2.parkingcrew.net
TXT
CNAME
CAA
0 issue "letsencrypt.org"

WHOIS / Registration

Registration data planned

Registrar, creation/expiry dates and domain status via RDAP. Rolling out gradually — bulk WHOIS is rate-limited, so we resolve on a prioritized cadence.

Subdomains

Every subdomain we know about — harvested from CT-log SANs, scan-observed certs and HTML body references — paired with its current A/AAAA target.

Subdomain Resolves to Last seen
2.4fly.com 2026-08-21 05:41:31.526
4fly.com 2026-08-28 09:39:50.777
account.4fly.com 2026-08-27 05:32:57.863
accounts.4fly.com 2026-08-27 05:32:57.863
admin.4fly.com 2026-08-27 05:32:57.863
administrator.4fly.com 2026-08-27 05:32:57.863
alertmanager.4fly.com 2026-08-27 05:32:57.863
alpha.4fly.com 2026-08-27 05:32:57.863
antispam.4fly.com 2026-08-21 05:41:31.526
api-v1.4fly.com 2026-08-27 05:32:57.863
api-v2.4fly.com 2026-08-27 05:32:57.863
api.4fly.com 2026-08-27 05:32:57.863
api1.4fly.com 2026-08-27 05:32:57.863
api2.4fly.com 2026-08-27 05:32:57.863
app.4fly.com 2026-08-27 05:32:57.863
apps.4fly.com 2026-08-27 05:32:57.863
archive.4fly.com 2026-08-27 05:32:57.863
argocd.4fly.com 2026-08-27 05:32:57.863
artifactory.4fly.com 2026-08-27 05:32:57.863
assets.4fly.com 2026-08-27 05:32:57.863
astra.4fly.com 2026-08-21 05:41:31.526
auth.4fly.com 2026-08-27 05:32:57.863
autoconfig.4fly.com 2026-08-27 05:32:57.863
autodiscover.4fly.com 2026-08-27 05:32:57.863
backup.4fly.com 2026-08-27 05:32:57.863
backups.4fly.com 2026-08-27 05:32:57.863
balancer.4fly.com 2026-08-27 05:32:57.863
bamboo.4fly.com 2026-08-27 05:32:57.863
bastion.4fly.com 2026-08-27 05:32:57.863
beta.4fly.com 2026-08-27 05:32:57.863
billing.4fly.com 2026-08-27 05:32:57.863
bitbucket.4fly.com 2026-08-27 05:32:57.863
blog.4fly.com 2026-08-27 05:32:57.863
bounce.4fly.com 2026-08-27 05:32:57.863
build.4fly.com 2026-08-27 05:32:57.863
buy.4fly.com 2026-08-27 05:32:57.863
cache.4fly.com 2026-08-27 05:32:57.863
cacti.4fly.com 2026-08-27 05:32:57.863
canary.4fly.com 2026-08-27 05:32:57.863
cart.4fly.com 2026-08-27 05:32:57.863
cd.4fly.com 2026-08-27 05:32:57.863
cdn.4fly.com 2026-08-27 05:32:57.863
checkout.4fly.com 2026-08-27 05:32:57.863
ci.4fly.com 2026-08-27 05:32:57.863
circleci.4fly.com 2026-08-27 05:32:57.863
community.4fly.com 2026-08-27 05:32:57.863
confluence.4fly.com 2026-08-27 05:32:57.863
console.4fly.com 2026-08-27 05:32:57.863
control.4fly.com 2026-08-27 05:32:57.863
corp.4fly.com 2026-08-27 05:32:57.863
cp.4fly.com 2026-08-27 05:32:57.863
cpanel.4fly.com 2026-08-27 05:32:57.863
d4gvqe2nmjeegjnn3udg.4fly.com 2026-08-21 05:41:31.526
dashboard.4fly.com 2026-08-27 05:32:57.863
database.4fly.com 2026-08-27 05:32:57.863
datadog.4fly.com 2026-08-27 05:32:57.863
date.4fly.com 2026-08-21 05:41:31.526
db.4fly.com 2026-08-27 05:32:57.863
demo.4fly.com 2026-08-27 05:32:57.863
demos.4fly.com 2026-08-21 05:41:31.526
deploy.4fly.com 2026-08-27 05:32:57.863
dev.4fly.com 2026-08-27 05:32:57.863
develop.4fly.com 2026-08-27 05:32:57.863
development.4fly.com 2026-08-27 05:32:57.863
directadmin.4fly.com 2026-08-27 05:32:57.863
dl.4fly.com 2026-08-27 05:32:57.863
dns.4fly.com 2026-08-27 05:32:57.863
dns1.4fly.com 2026-08-27 05:32:57.863
dns2.4fly.com 2026-08-27 05:32:57.863
docker.4fly.com 2026-08-27 05:32:57.863
docs.4fly.com 2026-08-27 05:32:57.863
documentation.4fly.com 2026-08-27 05:32:57.863
dolphin.4fly.com 2026-08-21 05:41:31.526
downloads.4fly.com 2026-08-27 05:32:57.863
edge.4fly.com 2026-08-27 05:32:57.863
elastic.4fly.com 2026-08-27 05:32:57.863
emjpvommkfstuff.4fly.com 2026-08-21 05:41:31.526
emv1.4fly.com 2026-08-21 05:41:31.526
encrypt.4fly.com 2026-08-27 05:32:57.863
es.4fly.com 2026-08-27 05:32:57.863
eureka.4fly.com 2026-08-21 05:41:31.526
events.4fly.com 2026-08-27 05:32:57.863
exchange.4fly.com 2026-08-27 05:32:57.863
facebook.4fly.com 2026-08-21 05:41:31.526
files.4fly.com 2026-08-27 05:32:57.863
firewall.4fly.com 2026-08-27 05:32:57.863
forge.4fly.com 2026-08-21 05:41:31.526
forum.4fly.com 2026-08-27 05:32:57.863
ftp.4fly.com 2026-08-27 05:32:57.863
fw.4fly.com 2026-08-27 05:32:57.863
gateway.4fly.com 2026-08-27 05:32:57.863
git.4fly.com 2026-08-27 05:32:57.863
gitea.4fly.com 2026-08-27 05:32:57.863
github.4fly.com 2026-08-27 05:32:57.863
gitlab.4fly.com 2026-08-27 05:32:57.863
globalprotect.4fly.com 2026-08-28 19:23:04.503
grafana.4fly.com 2026-08-27 05:32:57.863
graphite.4fly.com 2026-08-27 05:32:57.863
graphql.4fly.com 2026-08-27 05:32:57.863
green.4fly.com 2026-08-27 05:32:57.863
grpc.4fly.com 2026-08-27 05:32:57.863
gw.4fly.com 2026-08-27 05:32:57.863
harbor.4fly.com 2026-08-27 05:32:57.863
help.4fly.com 2026-08-27 05:32:57.863
home.4fly.com 2026-08-27 05:32:57.863
icinga.4fly.com 2026-08-27 05:32:57.863
id.4fly.com 2026-08-27 05:32:57.863
idaho.4fly.com 2026-08-21 05:41:31.526
idp.4fly.com 2026-08-27 05:32:57.863
igor.4fly.com 2026-08-21 05:41:31.526
images.4fly.com 2026-08-27 05:32:57.863
imap.4fly.com 2026-08-27 05:32:57.863
imap2.4fly.com 2026-08-27 05:32:57.863
img.4fly.com 2026-08-27 05:32:57.863
img8.4fly.com 2026-08-21 05:41:31.526
imklerdweb.4fly.com 2026-08-21 05:41:31.526
internal.4fly.com 2026-08-27 05:32:57.863
intranet.4fly.com 2026-08-27 05:32:57.863
intranet2.4fly.com 2026-08-21 05:41:31.526
invoice.4fly.com 2026-08-27 05:32:57.863

Tech Stack

Tech detection pending

Wappalyzer-rules detect CMS, frameworks, analytics, JS libs and server-side languages on this domain.

TLS Certificates

Certificate observations pending

TLS certs naming this domain in subject or SANs will appear here as our scan-layer catches them.

IPs Citing This Domain

No citing IPs found yet

As the world-sweep progresses, hosts referencing this domain in their HTML will surface here.

Origin / IP-Leak

USP

When a hostname is served behind a CDN (e.g. Cloudflare), the origin server can sometimes be identified by matching its TLS cert against the protected hostname. Findings shown here are heuristic candidates, not guarantees.

No origin-IP leaks detected (yet)

Either this domain doesn't sit behind a CDN, or we haven't seen a TLS cert from a non-CDN IP matching this hostname. Run a fullscan to refresh the cert→IP cross-reference.

CT-Log Evidence

Certificates from public Certificate Transparency logs whose subject or SAN names this domain — including historic certs we never observed live.

8a6157a641f7d1dd… google · xenon2026h2
Subject: 4fly.com
Issuer: YE2
SANs: *.4fly.com, 4fly.com
Valid: 2026-08-25 02:16:13 → 2026-11-23 02:16:12
1742148ae34d70d8… google · xenon2026h2
Subject: 4fly.com
Issuer: YE1
SANs: *.4fly.com, 4fly.com
Valid: 2026-08-23 17:39:53 → 2026-11-21 17:39:52
fc32058871a6ee14… google · xenon2026h2
Subject: 4fly.com
Issuer: YE2
SANs: *.4fly.com, 4fly.com
Valid: 2026-08-21 08:04:03 → 2026-11-19 08:04:02
d4eab9b733167570… google · xenon2026h2
Subject: 4fly.com
Issuer: YE1
SANs: *.4fly.com, 4fly.com
Valid: 2026-08-21 07:06:24 → 2026-11-19 07:06:23
bfb4be69debac7e6… google · xenon2026h2
Subject: 4fly.com
Issuer: YE2
SANs: *.4fly.com, 4fly.com
Valid: 2026-08-18 16:21:37 → 2026-11-16 16:21:36
56f72d4e82d930b6… cloudflare · nimbus2026
Subject: 4fly.com
Issuer: YE1
SANs: *.4fly.com, 4fly.com
Valid: 2026-08-18 16:20:06 → 2026-11-16 16:20:05
f58bd5b0640c817b… digicert · wyvern2026h2
Subject: 4fly.com
Issuer: YE1
SANs: *.4fly.com, 4fly.com
Valid: 2026-08-18 16:20:06 → 2026-11-16 16:20:05
e2a002905054f075… digicert · wyvern2026h2
Subject: 4fly.com
Issuer: YE1
SANs: *.4fly.com, 4fly.com
Valid: 2026-08-18 13:50:13 → 2026-11-16 13:50:12
0cea8ab41a76383a… google · xenon2026h2
Subject: 4fly.com
Issuer: YE1
SANs: *.4fly.com, 4fly.com
Valid: 2026-08-18 12:39:16 → 2026-11-16 12:39:15
2860c99e4e4e3551… google · xenon2026h2
Subject: 4fly.com
Issuer: YE1
SANs: *.4fly.com, 4fly.com
Valid: 2026-08-18 12:39:16 → 2026-11-16 12:39:15
383126db39845133… google · xenon2026h2
Subject: 4fly.com
Issuer: YE2
SANs: *.4fly.com, 4fly.com
Valid: 2026-08-18 12:37:33 → 2026-11-16 12:37:32
ea7d769e2211a674… digicert · wyvern2026h2
Subject: 4fly.com
Issuer: YE2
SANs: *.4fly.com, 4fly.com
Valid: 2026-08-18 12:37:33 → 2026-11-16 12:37:32

Threat Intelligence

Domain threat-intel pending

Matches in URLhaus, OpenPhish, PhishTank, malware feeds, and Spamhaus DBL.

History

Passive DNS — every value this name ever resolved to and when we first / last observed it. Updates every cycle of our forward-DNS crawler.

Type Value First seen Last seen
A 104.247.81.99 2026-07-19 17:53:10.731 2026-08-28 09:39:50.777
NS ns2.parkingcrew.net 2026-07-19 17:53:10.731 2026-08-28 09:39:50.777
NS ns1.parkingcrew.net 2026-07-19 17:53:10.731 2026-08-28 09:39:50.777
CAA 0 issue "letsencrypt.org" 2026-07-19 17:53:10.731 2026-08-28 09:39:50.777