This site can’t be reached, connection refused (Malaysia)

Summary

Unable to access all websites with domain name vercel.app from Malaysia, I have tried different network providers as well

Details

When I browse to any website hosted on vercel.app, it’ll return the network error

The site can’t be reached, … refused to connect.

However, if I am to access via a custom domain, it works

Example

if I were to access my website at: https://portfolio-v3-rosy-six.vercel.app/, it won’t work
If I were to access my website at: https://shenyien.com, it works

Additional Info

Output of vercel-connect-debug

┌───────────────────────────────────────
├─────── STARTING
│
│ Domain to test: portfolio-v3-rosy-six.vercel.app 
│ Timestamp (UTC): Fri Jun 13 06:02:21 AM UTC 2025
| Timestamp (Local): Fri Jun 13 02:02:21 PM +08 2025
└───────────────────────────────────────

┌───────────────────────────────────────
├─────── IP Information 

{
  "ip": "113.210.60.231",
  "city": "Kuala Lumpur",
  "region": "Kuala Lumpur",
  "country": "MY",
  "loc": "3.1412,101.6865",
  "org": "AS9534 Binariang Berhad",
  "postal": "50050",
  "timezone": "Asia/Kuala_Lumpur",
  "readme": "https://ipinfo.io/missingauth"
}
└───────────────────────────────────────

┌───────────────────────────────────────
├─────── Testing 76.76.21.21 

PING 76.76.21.21 (76.76.21.21) 56(84) bytes of data.
64 bytes from 76.76.21.21: icmp_seq=1 ttl=243 time=22.7 ms
64 bytes from 76.76.21.21: icmp_seq=2 ttl=243 time=38.4 ms
64 bytes from 76.76.21.21: icmp_seq=3 ttl=243 time=26.6 ms
64 bytes from 76.76.21.21: icmp_seq=4 ttl=243 time=28.0 ms

--- 76.76.21.21 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3004ms
rtt min/avg/max/mdev = 22.733/28.930/38.382/5.786 ms

bash: line 56: traceroute: command not found
└───────────────────────────────────────

┌───────────────────────────────────────
├─────── Testing 216.198.79.1 

PING 216.198.79.1 (216.198.79.1) 56(84) bytes of data.
64 bytes from 216.198.79.1: icmp_seq=1 ttl=243 time=21.9 ms
64 bytes from 216.198.79.1: icmp_seq=2 ttl=243 time=26.0 ms
64 bytes from 216.198.79.1: icmp_seq=3 ttl=243 time=28.7 ms
64 bytes from 216.198.79.1: icmp_seq=4 ttl=243 time=30.3 ms

--- 216.198.79.1 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3003ms
rtt min/avg/max/mdev = 21.854/26.726/30.349/3.222 ms
└───────────────────────────────────────

┌───────────────────────────────────────
├─────── Testing 216.198.79.65 

PING 216.198.79.65 (216.198.79.65) 56(84) bytes of data.
64 bytes from 216.198.79.65: icmp_seq=1 ttl=243 time=22.0 ms
64 bytes from 216.198.79.65: icmp_seq=2 ttl=243 time=29.1 ms
64 bytes from 216.198.79.65: icmp_seq=3 ttl=243 time=25.6 ms
64 bytes from 216.198.79.65: icmp_seq=4 ttl=243 time=35.7 ms

--- 216.198.79.65 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3003ms
rtt min/avg/max/mdev = 22.023/28.094/35.668/5.037 ms
└───────────────────────────────────────

┌───────────────────────────────────────
├─────── Testing 216.198.79.129 

PING 216.198.79.129 (216.198.79.129) 56(84) bytes of data.
64 bytes from 216.198.79.129: icmp_seq=1 ttl=243 time=27.6 ms
64 bytes from 216.198.79.129: icmp_seq=2 ttl=243 time=23.5 ms
64 bytes from 216.198.79.129: icmp_seq=3 ttl=243 time=24.6 ms
64 bytes from 216.198.79.129: icmp_seq=4 ttl=243 time=27.3 ms

--- 216.198.79.129 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3004ms
rtt min/avg/max/mdev = 23.541/25.761/27.573/1.723 ms
└───────────────────────────────────────

┌───────────────────────────────────────
├─────── Testing 216.198.79.193 

PING 216.198.79.193 (216.198.79.193) 56(84) bytes of data.
64 bytes from 216.198.79.193: icmp_seq=1 ttl=243 time=21.7 ms
64 bytes from 216.198.79.193: icmp_seq=2 ttl=243 time=20.5 ms
64 bytes from 216.198.79.193: icmp_seq=3 ttl=243 time=19.3 ms
64 bytes from 216.198.79.193: icmp_seq=4 ttl=243 time=24.6 ms

--- 216.198.79.193 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3003ms
rtt min/avg/max/mdev = 19.251/21.520/24.586/1.971 ms
└───────────────────────────────────────

┌───────────────────────────────────────
├─────── Testing 64.29.17.1 

PING 64.29.17.1 (64.29.17.1) 56(84) bytes of data.
64 bytes from 64.29.17.1: icmp_seq=1 ttl=243 time=20.9 ms
64 bytes from 64.29.17.1: icmp_seq=2 ttl=243 time=31.8 ms
64 bytes from 64.29.17.1: icmp_seq=3 ttl=243 time=21.8 ms
64 bytes from 64.29.17.1: icmp_seq=4 ttl=243 time=25.0 ms

--- 64.29.17.1 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3004ms
rtt min/avg/max/mdev = 20.873/24.855/31.751/4.272 ms
└───────────────────────────────────────

┌───────────────────────────────────────
├─────── Testing 64.29.17.65 

PING 64.29.17.65 (64.29.17.65) 56(84) bytes of data.
64 bytes from 64.29.17.65: icmp_seq=1 ttl=243 time=25.9 ms
64 bytes from 64.29.17.65: icmp_seq=2 ttl=243 time=20.4 ms
64 bytes from 64.29.17.65: icmp_seq=3 ttl=243 time=27.1 ms
64 bytes from 64.29.17.65: icmp_seq=4 ttl=243 time=23.3 ms

--- 64.29.17.65 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3004ms
rtt min/avg/max/mdev = 20.449/24.171/27.100/2.558 ms
└───────────────────────────────────────

┌───────────────────────────────────────
├─────── Testing 64.29.17.129 

PING 64.29.17.129 (64.29.17.129) 56(84) bytes of data.
64 bytes from 64.29.17.129: icmp_seq=1 ttl=243 time=30.4 ms
64 bytes from 64.29.17.129: icmp_seq=2 ttl=243 time=27.7 ms
64 bytes from 64.29.17.129: icmp_seq=3 ttl=243 time=32.4 ms
64 bytes from 64.29.17.129: icmp_seq=4 ttl=243 time=30.7 ms

--- 64.29.17.129 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3003ms
rtt min/avg/max/mdev = 27.742/30.304/32.425/1.673 ms
└───────────────────────────────────────

┌───────────────────────────────────────
├─────── Testing 64.29.17.193 

PING 64.29.17.193 (64.29.17.193) 56(84) bytes of data.
64 bytes from 64.29.17.193: icmp_seq=1 ttl=243 time=19.2 ms
64 bytes from 64.29.17.193: icmp_seq=2 ttl=243 time=25.8 ms
64 bytes from 64.29.17.193: icmp_seq=3 ttl=243 time=32.5 ms
64 bytes from 64.29.17.193: icmp_seq=4 ttl=243 time=49.2 ms

--- 64.29.17.193 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3005ms
rtt min/avg/max/mdev = 19.169/31.665/49.229/11.183 ms
└───────────────────────────────────────

┌───────────────────────────────────────
├─────── dig portfolio-v3-rosy-six.vercel.app 


; <<>> DiG 9.20.9 <<>> portfolio-v3-rosy-six.vercel.app
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 38841
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1

;; QUESTION SECTION:
;portfolio-v3-rosy-six.vercel.app. IN	A

;; ANSWER SECTION:
portfolio-v3-rosy-six.vercel.app. 1800 IN CNAME	mcmc-redirect.maxis.com.my.
mcmc-redirect.maxis.com.my. 9	IN	A	175.139.142.25

;; ADDITIONAL SECTION:
rpz.blacklist.maxis.com.my. 1	IN	SOA	dnsk02.men.maxis.com.my. root.rpz.blacklist.maxis.com.my. 2024144850 3600 600 1209600 3600

;; Query time: 28 msec
;; SERVER: 192.168.192.56#53(192.168.192.56) (UDP)
;; WHEN: Fri Jun 13 14:02:48 +08 2025
;; MSG SIZE  rcvd: 196

└───────────────────────────────────────

┌───────────────────────────────────────
├─────── dig portfolio-v3-rosy-six.vercel.app via 8.8.8.8


; <<>> DiG 9.20.9 <<>> portfolio-v3-rosy-six.vercel.app @8.8.8.8
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 10400
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 512
;; QUESTION SECTION:
;portfolio-v3-rosy-six.vercel.app. IN	A

;; ANSWER SECTION:
portfolio-v3-rosy-six.vercel.app. 300 IN A	216.198.79.193
portfolio-v3-rosy-six.vercel.app. 300 IN A	64.29.17.193

;; Query time: 32 msec
;; SERVER: 8.8.8.8#53(8.8.8.8) (UDP)
;; WHEN: Fri Jun 13 14:02:49 +08 2025
;; MSG SIZE  rcvd: 93

└───────────────────────────────────────

┌───────────────────────────────────────
├─────── dig portfolio-v3-rosy-six.vercel.app via trace


; <<>> DiG 9.20.9 <<>> portfolio-v3-rosy-six.vercel.app +trace
;; global options: +cmd
.			123518	IN	NS	d.root-servers.net.
.			123518	IN	NS	c.root-servers.net.
.			123518	IN	NS	j.root-servers.net.
.			123518	IN	NS	m.root-servers.net.
.			123518	IN	NS	f.root-servers.net.
.			123518	IN	NS	k.root-servers.net.
.			123518	IN	NS	a.root-servers.net.
.			123518	IN	NS	i.root-servers.net.
.			123518	IN	NS	g.root-servers.net.
.			123518	IN	NS	e.root-servers.net.
.			123518	IN	NS	l.root-servers.net.
.			123518	IN	NS	h.root-servers.net.
.			123518	IN	NS	b.root-servers.net.
.			123518	IN	RRSIG	NS 8 0 518400 20250621050000 20250608040000 53148 . RBaJBFY3bprmPUZ92OPkD/UPyId5WBpIRnTnZ1nOz2CfDvWiurFWYUHw Vg8uNZG3PH4FTEmgQjTtw03+NJgyB9txU19DvdGTYv+NNzj+kldfh6Ca fFapeSsFDyQXdhDnK9maOWxOaJ5s3f9qOldIJgtkvW6Tbaah2AmbVWfr CUquN7F/3YRD8NRtk/RzwRVWzfA7FWa/pxLWn131RP0di/Y3RpmxhG1N YEZI7/Qt/QtGm94xmbmqZULjSM4VInGo4Zmjyq3TDT6RfUuXfNQxCmg9 mPF88AngMFkMhNhwfoUPYqYagv+PM4mK0RugNvWdzyfgco2m7ZR7e0+M IIEm7A==
;; Received 542 bytes from 192.168.192.56#53(192.168.192.56) in 46 ms

app.			172800	IN	NS	ns-tld1.charlestonroadregistry.com.
app.			172800	IN	NS	ns-tld2.charlestonroadregistry.com.
app.			172800	IN	NS	ns-tld3.charlestonroadregistry.com.
app.			172800	IN	NS	ns-tld4.charlestonroadregistry.com.
app.			172800	IN	NS	ns-tld5.charlestonroadregistry.com.
app.			86400	IN	DS	23684 8 2 3A5CC8A31E02C94ABA6461912FABB7E9F5E34957BB6114A55A864D96 AEC31836
app.			86400	IN	RRSIG	DS 8 1 86400 20250626050000 20250613040000 53148 . HH1HdAkz/+aFt3PQM1hc8E528yQUWCLb46NdZi/sofuSBE7+XVVMgDRh KRvMAeSL0kzRXamJHHsdX3QwrBXhL2JeRdeBwkBbZ1wpuAEODAecNsgd eid3Vdrj1j3Vm0xlEHMS5OqpOi5Be/Xj2Fyaj7mpYBDVvF6v8c2MhkG5 Ac5BQzRQqhIXoxIo5w3Qnqsl6tq8xa+MSpsdhaRN0E9f67EWZgeul4NS oWKD7KVXNbuEx8bCuLOa1RmpzM3AfjqWcPKUriNqhUnYOHMUgPWMRldq obrPtuRVdTnVCLqjd1DzUKvnXOzvTQnbsD3Ko14LdTpgok957NqSbAWm Idr1kw==
;; Received 752 bytes from 192.58.128.30#53(j.root-servers.net) in 93 ms

vercel.app.		10800	IN	NS	ns4.vercel-dns-3.com.
vercel.app.		10800	IN	NS	ns3.vercel-dns-3.com.
vercel.app.		10800	IN	NS	ns2.vercel-dns-3.com.
vercel.app.		10800	IN	NS	ns1.vercel-dns-3.com.
eq669ao42ctkor37r8mmb147q80got0q.app. 900 IN NSEC3 1 0 1 139FCA6C02909936 EQ66OFPV93RGOGTEQDLB826M1IL6REQ6 NS
eq669ao42ctkor37r8mmb147q80got0q.app. 900 IN RRSIG NSEC3 8 2 900 20250703042613 20250611042613 57325 app. NidOe7Bu7nBK+C33yPRrrYSNibLa1dSo0JsceY69RPhdZCj9/+J3wW/u pKUoUgzoNxgWn85MY/3He89Wy4U1P7nQtYGN5S4QQ0vsf8U+LgJK7Ia4 fVFZ51GvWMAdlV3R7TQiLfyvtvsC3zNL5+qQ/jpLbBuxySOmTzAF0ceK K5M=
;; Received 427 bytes from 2001:4860:4805::69#53(ns-tld5.charlestonroadregistry.com) in 71 ms

portfolio-v3-rosy-six.vercel.app. 300 IN A	216.198.79.193
portfolio-v3-rosy-six.vercel.app. 300 IN A	64.29.17.193
vercel.app.		86400	IN	NS	ns1.vercel-dns-3.com.
vercel.app.		86400	IN	NS	ns2.vercel-dns-3.com.
vercel.app.		86400	IN	NS	ns3.vercel-dns-3.com.
vercel.app.		86400	IN	NS	ns4.vercel-dns-3.com.
;; Received 357 bytes from 2600:9000:5307:3c00::1#53(ns4.vercel-dns-3.com) in 29 ms

└───────────────────────────────────────

┌───────────────────────────────────────
├─────── Output of portfolio-v3-rosy-six.vercel.app

* Host portfolio-v3-rosy-six.vercel.app:443 was resolved.
* IPv6: (none)
* IPv4: 175.139.142.25
*   Trying 175.139.142.25:443...
* connect to 175.139.142.25 port 443 from 192.168.192.103 port 40400 failed: Connection timed out
* Failed to connect to portfolio-v3-rosy-six.vercel.app port 443 after 132439 ms: Could not connect to server
* closing connection #0

└───────────────────────────────────────


┌───────────────────────────────────────
│ Time elapsed: 161 seconds
│
├─────── FINISHED
└───────────────────────────────────────

1 Like

The domain troubleshooting guide can help with most custom domain configuration issues. You might be able to use that guide to solve it before a human is available to help you. Then you can come back here and share the answer for bonus points.

You can also use v0 to narrow down the possibilities.

I can confirm this is the case, it might be due to MCMC’s restrictions. Nonetheless, we need it unblocked asap.

Okay, can confirm all vercel.app domains are able to be accessed again for today

1 Like

I’m glad it is working for you now. Thanks!

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