bun.sh
B
24 hours
100.00%
7 days
100.00%
30 days
100.00%
IPv4 / IPv6
3
3
SSL Certificate
37d
Security Headers
0/6
Status Badges
Click any snippet to copy. Use Markdown for GitHub READMEs, HTML for websites.
| Badge | Markdown | HTML |
|---|---|---|
[](https://updown.website/site/bun.sh/) |
<a href="https://updown.website/site/bun.sh/"><img src="https://updown.website/badge/bun.sh/status.svg" alt="Status"></a> |
|
[](https://updown.website/site/bun.sh/) |
<a href="https://updown.website/site/bun.sh/"><img src="https://updown.website/badge/bun.sh/uptime.svg" alt="Uptime"></a> |
|
[](https://updown.website/site/bun.sh/) |
<a href="https://updown.website/site/bun.sh/"><img src="https://updown.website/badge/bun.sh/response-time.svg" alt="Response Time"></a> |
|
[](https://updown.website/site/bun.sh/) |
<a href="https://updown.website/site/bun.sh/"><img src="https://updown.website/badge/bun.sh/ssl.svg" alt="SSL"></a> |
|
[](https://updown.website/site/bun.sh/) |
<a href="https://updown.website/site/bun.sh/"><img src="https://updown.website/badge/bun.sh/cwv.svg" alt="Performance"></a> |
|
[](https://updown.website/site/bun.sh/) |
<a href="https://updown.website/site/bun.sh/"><img src="https://updown.website/badge/bun.sh/cwv.svg?category=accessibility" alt="Accessibility"></a> |
|
[](https://updown.website/site/bun.sh/) |
<a href="https://updown.website/site/bun.sh/"><img src="https://updown.website/badge/bun.sh/cwv.svg?category=seo" alt="SEO"></a> |
|
[](https://updown.website/site/bun.sh/) |
<a href="https://updown.website/site/bun.sh/"><img src="https://updown.website/badge/bun.sh/security-headers.svg" alt="Security Headers"></a> |
|
[](https://updown.website/site/bun.sh/) |
<a href="https://updown.website/site/bun.sh/"><img src="https://updown.website/badge/bun.sh/uptime.svg?period=24h" alt="Uptime 24h"></a> |
|
[](https://updown.website/site/bun.sh/) |
<a href="https://updown.website/site/bun.sh/"><img src="https://updown.website/badge/bun.sh/incidents.svg" alt="Incidents"></a> |
|
[](https://updown.website/site/bun.sh/) |
<a href="https://updown.website/site/bun.sh/"><img src="https://updown.website/badge/bun.sh/ipv46.svg" alt="IPv4/IPv6"></a> |
Site Health (24 h)
HTTP Response
DNS Lookup
Ping
Up
Down
Reports
Incident
Monitoring
Recent HTTP Checks (24 h)
Total Checks
9
Success Rate
100%
Avg Response
2001 ms
Min / Max
71
/
4600 ms
Recent Checks
12:04
10:46
| Time | Status | Code | Response | Agent | Error |
|---|---|---|---|---|---|
| 10:46:08 | UP | 200 | 92 ms | prod-local | — |
| 08:58:02 | UP | 200 | 4182 ms | prod-local | — |
| 05:33:32 | UP | 200 | 73 ms | prod-local | — |
| 02:45:00 | UP | 200 | 4342 ms | prod-local | — |
| 01:25:06 | UP | 200 | 122 ms | prod-local | — |
| 22:57:34 | UP | 200 | 71 ms | prod-local | — |
| 17:53:11 | UP | 200 | 4600 ms | prod-local | — |
| 16:43:41 | UP | 200 | 4414 ms | prod-local | — |
| 12:04:46 | UP | 200 | 108 ms | prod-local | — |
Incident History
No incidents recorded — all clear!
Service Checks (Banner Grab)
9 up
0 down
| Status | Port | Service | Version | IP | Banner | Latency | Checked |
|---|---|---|---|---|---|---|---|
80 |
http | clou | 2606:4700:20::681a:58a |
HTTP/1.1 301 Moved Permanently Date: Tue, 21 Apr 2026 17:58:26 GMT Connection… | 2.3 ms | 18 hours, 2 minutes ago | |
443 |
https | — | 2606:4700:20::681a:58a |
— | 503.8 ms | 18 hours, 2 minutes ago | |
2082 |
cpanel | — | 2606:4700:20::681a:58a |
— | 2004.9 ms | 18 hours, 2 minutes ago | |
2083 |
cpanel-ssl | — | 2606:4700:20::681a:58a |
— | 2004.7 ms | 18 hours, 2 minutes ago | |
2086 |
whm | — | 2606:4700:20::681a:58a |
— | 2004.5 ms | 18 hours, 2 minutes ago | |
2087 |
whm-ssl | — | 2606:4700:20::681a:58a |
— | 2004.9 ms | 18 hours, 2 minutes ago | |
8080 |
http | cloudfl | 2606:4700:20::681a:58a |
HTTP/1.1 301 Moved Permanently Date: Tue, 21 Apr 2026 17:58:28 GMT Connection… | 3.9 ms | 18 hours, 2 minutes ago | |
8443 |
https-alt | — | 2606:4700:20::681a:58a |
— | 503.4 ms | 18 hours, 2 minutes ago | |
8880 |
cddbp-alt | — | 2606:4700:20::681a:58a |
— | 2004.3 ms | 18 hours, 2 minutes ago |
Security
SSL / TLS Certificate
37
days left
Valid
Feb 28, 2026
May 29, 2026
Issued → Expires
| Subject | commonName=bun.sh |
|---|---|
| Issuer | countryName=US, organizationName=Google Trust Services, commonName=WE1 |
| Valid From | 2026-02-28 15:15 |
| Expires | 2026-05-29 16:15 |
| Serial Number | 8E22EE978A536FC80D5EB08DE34B1040 |
| SHA-256 Fingerprint | 10:99:ad:c3:4b:ae:14:1d:26:51:6f:85:cf:36:5d:b4:5a:6b:ee:13:57:31:15:2a:a7:be:3a:bc:ee:a7:25:f0 |
| Subject Alt Names | bun.sh *.bun.sh |
| Last Checked | 2026-04-22 10:46:08 |
Latest HTTP Response Details
| Final URL | https://bun.sh/ |
|---|---|
| Status Code | 200 |
| Response Time | 92 ms |
| Content Size | 460 KB (460.5 KB) |
| Content Type | text/html; charset=utf-8 |
| Server | cloudflare |
| TLS Version | TLSv1.3 |
|---|---|
| TLS Cipher | TLS_AES_256_GCM_SHA384 |
| Redirects | 0 |
| Checked | 2026-04-22 10:46:08 |
Email Security Posture
MX Records
SPF
Details
v=spf1 include:spf.efwd.registrar-servers.com include:_spf.google.com ~all
DMARC
BIMI
MTA-STS
Partial
Overall
DNS & Network
DNS Intelligence (24h)
Avg Resolution
31.3 ms
Min / Max
5.6
/
84.0 ms
Record Types
6
Lookups (24h)
54
DNS Records
A
104.26.4.138
104.26.5.138
172.67.70.226
300s
37.0ms
AAAA
2606:4700:20::681a:58a
2606:4700:20::681a:48a
2606:4700:20::ac43:46e2
300s
9.5ms
MX
| 1 | aspmx.l.google.com |
| 5 | alt1.aspmx.l.google.com |
| 5 | alt2.aspmx.l.google.com |
| 10 | alt3.aspmx.l.google.com |
| 10 | alt4.aspmx.l.google.com |
3600s
44.5ms
NS
hans.ns.cloudflare.com
naomi.ns.cloudflare.com
829s
1.6ms
TXT
SPF
(1)
v=spf1 include:spf.efwd.registrar-servers.com include:_spf.google.com…
v=spf1 include:spf.efwd.registrar-servers.com include:_spf.google.com ~all
Domain Verification
(5)
cursor-domain-verification-5p21cc=8cxGXzcACCGQ8rIilPgJZib1c
google-site-verification=8tTbK_Ha58p_ky7XkbSVJD3E-1Cah_sixJwuoLV7uTo
google-site-verification=V5rdoysBB3bQNxvdbgL0njjkR5ufY_PxfUD6voW2Blo
google-site-verification=g5pTH4JY35JcSqcmMHwCos8L8CQPvG8NQnb1n81fqgA
google-site-verification=hoLJHMr9fqqFedwduPegjN-iEuDDv_dmSO-b9EaECXo
300s
8.5ms
SOA
Primary NS
hans.ns.cloudflare.com
Admin
dns@cloudflare.com
Serial: 2402256170
Refresh: 2h
Retry: 40m
Expire: 7d
Min TTL: 30m
1800s
8.5ms
DNS Propagation Consistent
| Resolver | IPs Returned | Response Time | Status |
|---|---|---|---|
| Quad9 |
104.26.4.138
104.26.5.138
172.67.70.226
|
6.77ms | |
104.26.4.138
104.26.5.138
172.67.70.226
|
19.29ms | ||
| AdGuard |
104.26.4.138
104.26.5.138
172.67.70.226
|
51.31ms | |
| OpenDNS |
104.26.4.138
104.26.5.138
172.67.70.226
|
42.72ms | |
| Cloudflare |
104.26.4.138
104.26.5.138
172.67.70.226
|
3.69ms |
WHOIS / Domain Registration
Registrar
MarkMonitor, Inc.
Registrant Organization
Anthropic PBC
Created
2021-08-16
Updated
2026-03-07
Expires
2028-08-16
Name Servers (WHOIS)
hans.ns.cloudflare.com
naomi.ns.cloudflare.com
Domain Status
clientDeleteProhibited
clientTransferProhibited
clientUpdateProhibited
clientUpdateProhibited
clientTransferProhibited
clientDeleteProhibited
DNSSEC
Unsigned
Country
US
WHOIS Last Checked
2026-04-22 10:46
Resolution Time (A/AAAA recent)
01:25
10:46
| Time | Type | Values | TTL | Resolution | Nameserver |
|---|---|---|---|---|---|
| 10:46:07 | SOA |
hans.ns.cloudflare.com dns.cloudflare.com 2402256170 10000 2400 604800 1800
|
1800s | 8.5 ms | 10.89.0.1 |
| 10:46:07 | TXT |
6 records
|
300s | 8.5 ms | 10.89.0.1 |
| 10:46:07 | NS |
hans.ns.cloudflare.com
naomi.ns.cloudflare.com
|
829s | 1.6 ms | 10.89.0.1 |
| 10:46:07 | MX |
1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com
|
3600s | 44.5 ms | 10.89.0.1 |
| 10:46:07 | AAAA |
2606:4700:20::681a:58a
2606:4700:20::681a:48a
2606:4700:20::ac43:46e2
|
300s | 9.5 ms | 10.89.0.1 |
| 10:46:07 | A |
104.26.4.138
104.26.5.138
172.67.70.226
|
300s | 37.0 ms | 10.89.0.1 |
| 08:58:02 | SOA |
hans.ns.cloudflare.com dns.cloudflare.com 2402256170 10000 2400 604800 1800
|
1800s | 4.3 ms | 10.89.0.1 |
| 08:58:02 | TXT |
6 records
|
300s | 6.1 ms | 10.89.0.1 |
| 08:58:02 | NS |
hans.ns.cloudflare.com
naomi.ns.cloudflare.com
|
86400s | 4.9 ms | 10.89.0.1 |
| 08:58:02 | MX |
1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com
|
3600s | 7.8 ms | 10.89.0.1 |
| 08:58:02 | AAAA |
2606:4700:20::ac43:46e2
2606:4700:20::681a:58a
2606:4700:20::681a:48a
|
300s | 14.3 ms | 10.89.0.1 |
| 08:58:02 | A |
104.26.5.138
104.26.4.138
172.67.70.226
|
300s | 38.2 ms | 10.89.0.1 |
| 05:33:32 | SOA |
hans.ns.cloudflare.com dns.cloudflare.com 2402256170 10000 2400 604800 1800
|
1800s | 10.0 ms | 10.89.0.1 |
| 05:33:32 | TXT |
6 records
|
300s | 6.5 ms | 10.89.0.1 |
| 05:33:32 | NS |
hans.ns.cloudflare.com
naomi.ns.cloudflare.com
|
86400s | 6.0 ms | 10.89.0.1 |
| 05:33:32 | MX |
1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com
|
3600s | 10.7 ms | 10.89.0.1 |
| 05:33:32 | AAAA |
2606:4700:20::ac43:46e2
2606:4700:20::681a:48a
2606:4700:20::681a:58a
|
300s | 40.9 ms | 10.89.0.1 |
| 05:33:32 | A |
104.26.4.138
104.26.5.138
172.67.70.226
|
300s | 39.2 ms | 10.89.0.1 |
| 02:44:59 | SOA |
hans.ns.cloudflare.com dns.cloudflare.com 2402256170 10000 2400 604800 1800
|
1800s | 4.2 ms | 10.89.0.1 |
| 02:44:59 | TXT |
6 records
|
300s | 7.5 ms | 10.89.0.1 |
| 02:44:59 | NS |
hans.ns.cloudflare.com
naomi.ns.cloudflare.com
|
86400s | 39.9 ms | 10.89.0.1 |
| 02:44:59 | MX |
1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com
|
3600s | 38.4 ms | 10.89.0.1 |
| 02:44:59 | AAAA |
2606:4700:20::ac43:46e2
2606:4700:20::681a:58a
2606:4700:20::681a:48a
|
300s | 41.2 ms | 10.89.0.1 |
| 02:44:59 | A |
104.26.5.138
104.26.4.138
172.67.70.226
|
300s | 37.0 ms | 10.89.0.1 |
| 01:25:06 | SOA |
hans.ns.cloudflare.com dns.cloudflare.com 2402256170 10000 2400 604800 1800
|
1800s | 5.8 ms | 10.89.0.1 |
| 01:25:06 | TXT |
6 records
|
300s | 40.6 ms | 10.89.0.1 |
| 01:25:06 | NS |
hans.ns.cloudflare.com
naomi.ns.cloudflare.com
|
86400s | 5.5 ms | 10.89.0.1 |
| 01:25:06 | MX |
1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com
|
3600s | 6.4 ms | 10.89.0.1 |
| 01:25:06 | AAAA |
2606:4700:20::ac43:46e2
2606:4700:20::681a:58a
2606:4700:20::681a:48a
|
300s | 5.6 ms | 10.89.0.1 |
| 01:25:05 | A |
104.26.5.138
104.26.4.138
172.67.70.226
|
300s | 38.4 ms | 10.89.0.1 |
| 22:57:33 | SOA |
hans.ns.cloudflare.com dns.cloudflare.com 2402256170 10000 2400 604800 1800
|
1800s | 39.7 ms | 10.89.0.1 |
| 22:57:33 | TXT |
6 records
|
300s | 76.6 ms | 10.89.0.1 |
| 22:57:33 | NS |
hans.ns.cloudflare.com
naomi.ns.cloudflare.com
|
86400s | 5.5 ms | 10.89.0.1 |
| 22:57:33 | MX |
1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com
|
3600s | 38.5 ms | 10.89.0.1 |
| 22:57:33 | AAAA |
2606:4700:20::681a:58a
2606:4700:20::ac43:46e2
2606:4700:20::681a:48a
|
300s | 41.3 ms | 10.89.0.1 |
| 22:57:33 | A |
104.26.4.138
172.67.70.226
104.26.5.138
|
300s | 39.3 ms | 10.89.0.1 |
| 17:53:10 | SOA |
hans.ns.cloudflare.com dns.cloudflare.com 2402256170 10000 2400 604800 1800
|
1800s | 5.2 ms | 10.89.0.1 |
| 17:53:10 | TXT |
6 records
|
300s | 6.1 ms | 10.89.0.1 |
| 17:53:10 | NS |
naomi.ns.cloudflare.com
hans.ns.cloudflare.com
|
3030s | 1.0 ms | 10.89.0.1 |
| 17:53:10 | MX |
1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com
|
3600s | 146.5 ms | 10.89.0.1 |
| 17:53:10 | AAAA |
2606:4700:20::ac43:46e2
2606:4700:20::681a:58a
2606:4700:20::681a:48a
|
300s | 40.2 ms | 10.89.0.1 |
| 17:53:10 | A |
104.26.5.138
104.26.4.138
172.67.70.226
|
300s | 5.9 ms | 10.89.0.1 |
| 16:43:41 | SOA |
hans.ns.cloudflare.com dns.cloudflare.com 2402256170 10000 2400 604800 1800
|
1800s | 6.5 ms | 10.89.0.1 |
| 16:43:41 | TXT |
6 records
|
300s | 5.7 ms | 10.89.0.1 |
| 16:43:41 | NS |
hans.ns.cloudflare.com
naomi.ns.cloudflare.com
|
86400s | 7.4 ms | 10.89.0.1 |
| 16:43:41 | MX |
1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com
|
3600s | 146.4 ms | 10.89.0.1 |
| 16:43:41 | AAAA |
2606:4700:20::681a:58a
2606:4700:20::ac43:46e2
2606:4700:20::681a:48a
|
300s | 6.4 ms | 10.89.0.1 |
| 16:43:41 | A |
104.26.4.138
172.67.70.226
104.26.5.138
|
300s | 84.0 ms | 10.89.0.1 |
| 12:04:44 | SOA |
hans.ns.cloudflare.com dns.cloudflare.com 2402256170 10000 2400 604800 1800
|
1800s | 20.1 ms | 10.89.0.1 |
| 12:04:44 | TXT |
6 records
|
300s | 17.8 ms | 10.89.0.1 |
Open Ports
18
Open Ports
18
IPs Scanned
18
| Port | Protocol | Service | IP Address | Status | Latency | Banner |
|---|---|---|---|---|---|---|
80 |
TCP | http | 104.26.4.138 |
Open | 2.3 ms | — |
80 |
TCP | http | 2606:4700:20::681a:58a |
Open | 3.4 ms | — |
443 |
TCP | https | 104.26.4.138 |
Open | 1.7 ms | — |
443 |
TCP | https | 2606:4700:20::681a:58a |
Open | 3.0 ms | — |
2082 |
TCP | cpanel | 104.26.4.138 |
Open | 2.7 ms | — |
2082 |
TCP | cpanel | 2606:4700:20::681a:58a |
Open | 2.2 ms | — |
2083 |
TCP | cpanel-ssl | 2606:4700:20::681a:58a |
Open | 2.8 ms | — |
2083 |
TCP | cpanel-ssl | 104.26.4.138 |
Open | 1022.3 ms | — |
2086 |
TCP | whm | 2606:4700:20::681a:58a |
Open | 3.5 ms | — |
2086 |
TCP | whm | 104.26.4.138 |
Open | 2.5 ms | — |
2087 |
TCP | whm-ssl | 104.26.4.138 |
Open | 2.5 ms | — |
2087 |
TCP | whm-ssl | 2606:4700:20::681a:58a |
Open | 2.8 ms | — |
8080 |
TCP | http-alt | 104.26.4.138 |
Open | 1007.6 ms | — |
8080 |
TCP | http-alt | 2606:4700:20::681a:58a |
Open | 4.0 ms | — |
8443 |
TCP | https-alt | 104.26.4.138 |
Open | 1012.5 ms | — |
8443 |
TCP | https-alt | 2606:4700:20::681a:58a |
Open | 3.4 ms | — |
8880 |
TCP | cddbp-alt | 2606:4700:20::681a:58a |
Open | 4.4 ms | — |
8880 |
TCP | cddbp-alt | 104.26.4.138 |
Open | 2.4 ms | — |
Active IP Addresses
| IP Address | Version | Reverse DNS | CIDR | Country | City | ASN | Reputation | First Seen | Last DNS | Hits | Misses | Uptime % | Avg Latency |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2606:4700:20::ac43:46e2 |
IPv6 | — |
2606:4700:20::/48
|
— | — | AS13335 Cloudflare, Inc. | Clean | 2026-04-19 18:17 | 2026-04-22 10:46 | 9 | 0 | 100.0% | 6.9 ms |
2606:4700:20::681a:48a |
IPv6 | — |
2606:4700:20::/48
|
— | — | AS13335 Cloudflare, Inc. | Clean | 2026-04-19 18:17 | 2026-04-22 10:46 | 9 | 0 | 100.0% | 7.4 ms |
2606:4700:20::681a:58a |
IPv6 | — |
2606:4700:20::/48
|
— | — | AS13335 Cloudflare, Inc. | Clean | 2026-04-19 18:17 | 2026-04-22 10:46 | 9 | 0 | 100.0% | 7.0 ms |
104.26.4.138 |
IPv4 | — |
104.26.4.0/24
|
— | — | AS13335 Cloudflare, Inc. | Clean | 2026-04-19 18:17 | 2026-04-22 10:46 | 9 | 0 | 100.0% | 7.8 ms |
172.67.70.226 |
IPv4 | — |
172.67.70.0/24
|
— | — | AS13335 Cloudflare, Inc. | Clean | 2026-04-19 18:17 | 2026-04-22 10:46 | 9 | 0 | 100.0% | 6.7 ms |
104.26.5.138 |
IPv4 | — |
104.26.5.0/24
|
— | — | AS13335 Cloudflare, Inc. | Clean | 2026-04-19 18:17 | 2026-04-22 10:46 | 9 | 0 | 100.0% | 7.9 ms |
Technology
Technology Stack
16 detected
HTTP/2
HTTP/3 (QUIC)
16
Technologies
API
1
Public CORS API
CORS wildcard origin
Analytics
2
CDN
2
CSS
1
Tailwind CSS
DNS
1
NS record: hans.ns.cloudflare.com
Email
3
MX record: 1 aspmx.l.google.com
SPF include: v=spf1 include:spf.efwd.registrar-servers.com include:_spf.google.…
SPF Record
TXT SPF: v=spf1 include:spf.efwd.registrar-servers.com include:_spf.google.com …
Platform
1
X-Vercel-Id header
SEO
2
Service
1
DocSearch by Algolia
Social
1
Twitter Card meta
Verification
1
TXT verification: google-site-verification=8tTbK_Ha58p_ky7XkbSVJD3E-1Cah_sixJwu…
Technology Provider
1 tech · 1 sites
This domain provides technology used by other monitored sites.
Discovery
Crawl Configuration
robots.txt
Sitemap
· 17006 URLs
robots.txt 1 disallow · 1 allow · 1 agent
| User-Agent | Directive | Path / Value |
|---|---|---|
*
|
Disallow |
/readme
|
*
|
Allow |
/
|
User-agent: * Disallow: /readme Allow: /
Discovered Sub-domains
7
Wordlist Brute-force
3
Certificate Transparency
4
| Subdomain | Source | Status | Code | Response | IPs | Last Checked |
|---|---|---|---|---|---|---|
api.bun.sh |
Wordlist Brute-force | Pending | — | — | — | Never |
bun-ci-assets.bun.sh |
Certificate Transparency | Pending | — | — | — | Never |
cdn.bun.sh |
Certificate Transparency | Pending | — | — | — | Never |
debug.bun.sh |
Certificate Transparency | Pending | — | — | — | Never |
dev.bun.sh |
Wordlist Brute-force | Pending | — | — | — | Never |
i.bun.sh |
Certificate Transparency | Pending | — | — | — | Never |
www.bun.sh |
Wordlist Brute-force | Pending | — | — | — | Never |