subcenter.io - robtex.com

subcenter.io

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:569🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:8553🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.5.105Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.133.83🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSian.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b76🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRian.ns.cloudflare.com
A2803:f800:50::6ca2:c176🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRian.ns.cloudflare.com
A2a06:98c1:50::ac40:2176🇺🇸 Cloudflare2a06:98c1:50::/45
PTRian.ns.cloudflare.com
A108.162.193.118🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRian.ns.cloudflare.com
A172.64.33.118🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRian.ns.cloudflare.com
A173.245.59.118🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRian.ns.cloudflare.com
NSrachel.ns.cloudflare.com
A2606:4700:50::adf5:3ad7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrachel.ns.cloudflare.com
A2803:f800:50::6ca2:c0d7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrachel.ns.cloudflare.com
A2a06:98c1:50::ac40:20d7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrachel.ns.cloudflare.com
A108.162.192.215🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrachel.ns.cloudflare.com
A172.64.32.215🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrachel.ns.cloudflare.com
A173.245.58.215🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrachel.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
MXroute3.mx.cloudflare.net(22)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
MXroute2.mx.cloudflare.net(39)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
TXTgoogle-site-verification=tgsyGerWWUfz2jpKK6N63qv5mBNbKRtqTjMQJuqH-0g
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.5.105, 172.67.133.83
IPv6 hints2606:4700:3036::6815:569, 2606:4700:3037::ac43:8553
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=245, name=cloudflare-ech.com
SOAian.ns.cloudflare.comdns@cloudflare.com serial=2398010854

io

DNSSEC🔒 Signed (DS record present)
NSa0.nic.io ⭐
NSa2.nic.io
NSb0.nic.io
NSc0.nic.io
SOAa0.nic.iohostmaster@donuts.email serial=1775153344
🔒 HSTS Preload (+subdomains)

Same first word

subcenter.com
subcenter.io
subcenter.jp
subcenter.xyz
subcenter.it
subcenter.net

Similar names

centrebus.co.uk
bernescut.com
ceburents.com
buscenter.info
cubernest.com
buscenter.com
buscenter.ir
buscenter.ru
buscentre.co.za
centrebus.com
buscentre.com
centerbus.ru
buscenter.com.co
buscenter.it
centrebus.info
usbcenter.ru
rentcubes.com
rubescent.me
buscenter.at
screentub.com
buscenter.net
buscenter.de
buscenter.travel
usbcenter.com
buscenter.eu
centerbus.it

DNS History

9 records (9 active, 0 former)

NSian.ns.cloudflare.comrachel.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.5.105172.67.133.832606:4700:3036::6815:5692606:4700:3037::ac43:8553
●NSian.ns.cloudflare.com2026-03-24 → 2026-04-02 · 2 obs
● 2026-03-24 15:48:06
● 2026-04-02 18:35:30
●NSrachel.ns.cloudflare.com2026-03-24 → 2026-04-02 · 2 obs
● 2026-03-24 15:48:06
● 2026-04-02 18:35:30
●MXroute1.mx.cloudflare.net2026-03-24 → 2026-04-02 · 2 obs
● 2026-03-24 15:48:06
● 2026-04-02 18:35:30
●MXroute2.mx.cloudflare.net2026-03-24 → 2026-04-02 · 2 obs
● 2026-03-24 15:48:06
● 2026-04-02 18:35:30
●MXroute3.mx.cloudflare.net2026-03-24 → 2026-04-02 · 2 obs
● 2026-03-24 15:48:06
● 2026-04-02 18:35:30
●A104.21.5.1052026-03-24 → 2026-04-02 · 2 obs
● 2026-03-24 15:48:06
● 2026-04-02 18:35:30
●A172.67.133.832026-03-24 → 2026-04-02 · 2 obs
● 2026-03-24 15:48:06
● 2026-04-02 18:35:30
●A2606:4700:3036::6815:5692026-03-24 → 2026-04-02 · 2 obs
● 2026-03-24 15:48:06
● 2026-04-02 18:35:30
●A2606:4700:3037::ac43:85532026-03-24 → 2026-04-02 · 2 obs
● 2026-03-24 15:48:06
● 2026-04-02 18:35:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
iob0.nic.io, c0.nic.io, a0.nic.io, a2.nic.io-
subcenter.ioian.ns.cloudflare.com, rachel.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.118

NS records: ian.ns.cloudflare.com, rachel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for subcenter.io (unsigned zone)

⏱️ Timing

Total: 513ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.5.105, 172.67.133.83
AAAA22606:4700:3037::ac43:8553, 2606:4700:3036::6815:569
NS2ian.ns.cloudflare.com, rachel.ns.cloudflare.com
MX3route1.mx.cloudflare.net (pri: 19), route3.mx.cloudflare.net (pri: 22)...
TXT2google-site-verification=tgsyGerWWUfz2jp, v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1ian.ns.cloudflare.com dns.cloudflare.com

Analysis

IP Addresses

subcenter.io resolves to four IP numbers: 2606:4700:3036::6815:569, 2606:4700:3037::ac43:8553, 104.21.5.105 and 172.67.133.83.

Other host names such as kiimob.com, serrurier-genas-69740.fr, clickpzk.com, mccompanies.com and thermasdeolimpia.com.br share IPs with subcenter.io.

Name Servers

subcenter.io is delegated to two name servers: ian.ns.cloudflare.com and rachel.ns.cloudflare.com.

subcenter.io shares the same name server setup as zapatillascaterpillarargentina.com, wesettleit.net, gilimeno.org, elevohost.com and et-nn.ru.

subcenter.io at least partially shares name servers with other domains, for instance liang-rong.com.tw, ahorasanjuan.com, 6eb47df669f7.com, 9r5z.com and theoj.org.

These name servers are commonly used with lily.ns.cloudflare.com and meera.ns.cloudflare.com.

Host names with six IP numbers:

ian.ns.cloudflare.com points to 2606:4700:58::adf5:3b76, 2803:f800:50::6ca2:c176, 2a06:98c1:50::ac40:2176, 108.162.193.118, 172.64.33.118 and 173.245.59.118.

rachel.ns.cloudflare.com points to 2606:4700:50::adf5:3ad7, 2803:f800:50::6ca2:c0d7, 2a06:98c1:50::ac40:20d7, 108.162.192.215, 172.64.32.215 and 173.245.58.215.

Mail Servers

Three mail servers handle subcenter.io: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

subcenter.io shares at least partially some mail servers with other domains, including aviaconsultancy.com, tourisme-landes.com, ruprect.dk, bingsport.site and krakowguide.net.

Host names with six IP numbers:

route1.mx.cloudflare.net points to: 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

route2.mx.cloudflare.net points to: 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

route3.mx.cloudflare.net points to: 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.