api-bt.cn - robtex.com

api-bt.cn

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:186d🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:da57🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.24.109Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.218.87🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdonna.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a97🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdonna.ns.cloudflare.com
A2803:f800:50::6ca2:c097🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdonna.ns.cloudflare.com
A2a06:98c1:50::ac40:2097🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdonna.ns.cloudflare.com
A108.162.192.151🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdonna.ns.cloudflare.com
A172.64.32.151🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdonna.ns.cloudflare.com
A173.245.58.151🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdonna.ns.cloudflare.com
NSsid.ns.cloudflare.com
A2606:4700:58::adf5:3b8f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsid.ns.cloudflare.com
A2803:f800:50::6ca2:c18f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsid.ns.cloudflare.com
A2a06:98c1:50::ac40:218f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsid.ns.cloudflare.com
A108.162.193.143🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsid.ns.cloudflare.com
A172.64.33.143🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsid.ns.cloudflare.com
A173.245.59.143🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsid.ns.cloudflare.com
MXmail.api-bt.cn ⭐
A5.104.81.193🇩🇰 CONTABO-ASIA5.104.80.0/22 CONTABO
PTRvmi1317454.contaboserver.net
TXTv=spf1 a mx ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.24.109, 172.67.218.87
IPv6 hints2606:4700:3035::6815:186d, 2606:4700:3036::ac43:da57
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=208, name=cloudflare-ech.com
SOAdonna.ns.cloudflare.comdns@cloudflare.com serial=2410762350

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn 2035-11-27 #98

Subdomains

panel.api-bt.cn
mail.api-bt.cn

Same first word

api-bt.cn

Similar names

iba-pt.com
ia-btp.fr
bat-pi.eu
ia-btp.com

DNS History

11 records (7 active, 4 former)

NSdonna.ns.cloudflare.comsid.ns.cloudflare.comMXmail.api-bt.cnA104.21.24.109172.67.218.872606:4700:3035::6815:186d2606:4700:3036::ac43:da57188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSdonna.ns.cloudflare.com2026-07-04 → 2026-07-30 · 2 obs
● 2026-07-04 12:45:18
● 2026-07-30 20:49:00
●NSsid.ns.cloudflare.com2026-07-04 → 2026-07-30 · 2 obs
● 2026-07-04 12:45:18
● 2026-07-30 20:49:00
●MXmail.api-bt.cn2026-07-04 → 2026-07-30 · 2 obs
● 2026-07-04 12:45:18
● 2026-07-30 20:49:00
●A104.21.24.1092026-07-04 → 2026-07-30 · 6 obs
● 2026-07-04 12:45:18
○ 2026-07-11 02:28:38
● 2026-07-26 03:32:50
○ 2026-07-30 02:53:56
● 2026-07-30 03:43:34
● 2026-07-30 20:49:00
●A172.67.218.872026-07-04 → 2026-07-30 · 6 obs
● 2026-07-04 12:45:18
○ 2026-07-11 02:28:38
● 2026-07-26 03:32:50
○ 2026-07-30 02:53:56
● 2026-07-30 03:43:34
● 2026-07-30 20:49:00
○A188.114.96.02026-07-11 → 2026-07-30 · 6 obs
○ 2026-07-04 12:45:18
● 2026-07-11 02:28:38
○ 2026-07-26 03:32:50
● 2026-07-30 02:53:56
○ 2026-07-30 03:43:34
○ 2026-07-30 20:49:00
○A188.114.97.02026-07-11 → 2026-07-30 · 6 obs
○ 2026-07-04 12:45:18
● 2026-07-11 02:28:38
○ 2026-07-26 03:32:50
● 2026-07-30 02:53:56
○ 2026-07-30 03:43:34
○ 2026-07-30 20:49:00
●A2606:4700:3035::6815:186d2026-07-04 → 2026-07-30 · 6 obs
● 2026-07-04 12:45:18
○ 2026-07-11 02:28:38
● 2026-07-26 03:32:50
○ 2026-07-30 02:53:56
● 2026-07-30 03:43:34
● 2026-07-30 20:49:00
●A2606:4700:3036::ac43:da572026-07-04 → 2026-07-30 · 6 obs
● 2026-07-04 12:45:18
○ 2026-07-11 02:28:38
● 2026-07-26 03:32:50
○ 2026-07-30 02:53:56
● 2026-07-30 03:43:34
● 2026-07-30 20:49:00
○A2a06:98c1:3120::2026-07-11 → 2026-07-30 · 6 obs
○ 2026-07-04 12:45:18
● 2026-07-11 02:28:38
○ 2026-07-26 03:32:50
● 2026-07-30 02:53:56
○ 2026-07-30 03:43:34
○ 2026-07-30 20:49:00
○A2a06:98c1:3121::2026-07-11 → 2026-07-30 · 6 obs
○ 2026-07-04 12:45:18
● 2026-07-11 02:28:38
○ 2026-07-26 03:32:50
● 2026-07-30 02:53:56
○ 2026-07-30 03:43:34
○ 2026-07-30 20:49:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
api-bt.cnsid.ns.cloudflare.com, donna.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.143

NS records: sid.ns.cloudflare.com, donna.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for api-bt.cn (unsigned zone)

⏱️ Timing

Total: 879ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.24.109, 172.67.218.87
AAAA22606:4700:3036::ac43:da57, 2606:4700:3035::6815:186d
NS2donna.ns.cloudflare.com, sid.ns.cloudflare.com
MX1mail.api-bt.cn (pri: 1)
TXT1v=spf1 a mx ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1donna.ns.cloudflare.com dns.cloudflare.c

Analysis

Hierarchy

panel.api-bt.cn and mail.api-bt.cn are both subdomains of api-bt.cn.

IP Addresses

api-bt.cn points to the four IP addresses 104.21.24.109, 172.67.218.87, 2606:4700:3035::6815:186d and 2606:4700:3036::ac43:da57.

javainstitute.edu.lk, ziverotrading.eu, snapy.link and two other host names share IP numbers with api-bt.cn.

Name Servers

api-bt.cn is served by two delegated name servers, donna.ns.cloudflare.com and sid.ns.cloudflare.com.

api-bt.cn uses the same name servers as several other domains — among them czdeou.cn, ilaws.cn, organicmushrooms.ca and two more.

The name servers of api-bt.cn overlap at least partially with those of other domains — among them riverbay.co.in, madon.org, ideidodoma.shop and two more.

These name servers commonly co-occur with the name servers bayan.ns.cloudflare.com, moura.ns.cloudflare.com, nash.ns.cloudflare.com and jose.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

donna.ns.cloudflare.com carries IP addresses 108.162.192.151, 172.64.32.151 and 173.245.58.151, with 3 other addresses beyond those.

sid.ns.cloudflare.com carries IP addresses 108.162.193.143, 172.64.33.143 and 173.245.59.143, with 3 other addresses beyond those.

Mail Servers

Mail for api-bt.cn is handled by a single mail server, mail.api-bt.cn.

There is one IP number for mail.api-bt.cn: 5.104.81.193.