arbbitrum.io - robtex.com

arbbitrum.io

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:5acd🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:a12a🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.90.205Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.161.42🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NShank.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b74🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhank.ns.cloudflare.com
A2803:f800:50::6ca2:c174🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRhank.ns.cloudflare.com
A2a06:98c1:50::ac40:2174🇺🇸 Cloudflare2a06:98c1:50::/45
PTRhank.ns.cloudflare.com
A108.162.193.116🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhank.ns.cloudflare.com
A172.64.33.116🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhank.ns.cloudflare.com
A173.245.59.116🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhank.ns.cloudflare.com
NSmagdalena.ns.cloudflare.com
A2606:4700:50::a29f:2608🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmagdalena.ns.cloudflare.com
A2803:f800:50::6ca2:c208🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmagdalena.ns.cloudflare.com
A2a06:98c1:50::ac40:2208🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmagdalena.ns.cloudflare.com
A108.162.194.8🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmagdalena.ns.cloudflare.com
A162.159.38.8Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmagdalena.ns.cloudflare.com
A172.64.34.8🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmagdalena.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.90.205, 172.67.161.42
IPv6 hints2606:4700:3035::6815:5acd, 2606:4700:3035::ac43:a12a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=7, name=cloudflare-ech.com
SOAhank.ns.cloudflare.comdns@cloudflare.com serial=2407982544

io

DNSSEC🔒 Signed (DS record present)
NSa0.nic.io ⭐
NSa2.nic.io
NSb0.nic.io
NSc0.nic.io
SOAa0.nic.iohostmaster@donuts.email serial=1783718530

Subdomains

www.arbbitrum.io

Same first word

arbbitrum.io

Similar names

rumrabbit.com

DNS History

9 records (6 active, 3 former)

NShank.ns.cloudflare.commagdalena.ns.cloudflare.comns1.dyna-ns.netns2.dyna-ns.netA104.21.90.205172.67.161.422606:4700:3035::6815:5acd2606:4700:3035::ac43:a12a185.53.179.128
●NShank.ns.cloudflare.com2026-07-09 → 2026-07-10 · 3 obs
○ 2026-05-04 13:03:28
● 2026-07-09 04:36:54
● 2026-07-10 21:52:32
●NSmagdalena.ns.cloudflare.com2026-07-09 → 2026-07-10 · 3 obs
○ 2026-05-04 13:03:28
● 2026-07-09 04:36:54
● 2026-07-10 21:52:32
○NSns1.dyna-ns.net2026-03-25 → 2026-05-04 · 4 obs
● 2026-03-25 09:11:26
● 2026-05-04 13:03:28
○ 2026-07-09 04:36:54
○ 2026-07-10 21:52:32
○NSns2.dyna-ns.net2026-03-25 → 2026-05-04 · 4 obs
● 2026-03-25 09:11:26
● 2026-05-04 13:03:28
○ 2026-07-09 04:36:54
○ 2026-07-10 21:52:32
●A104.21.90.2052026-07-09 → 2026-07-10 · 3 obs
○ 2026-05-04 13:03:28
● 2026-07-09 04:36:54
● 2026-07-10 21:52:32
●A172.67.161.422026-07-09 → 2026-07-10 · 3 obs
○ 2026-05-04 13:03:28
● 2026-07-09 04:36:54
● 2026-07-10 21:52:32
○A185.53.179.1282026-03-25 → 2026-05-04 · 4 obs
● 2026-03-25 09:11:26
● 2026-05-04 13:03:28
○ 2026-07-09 04:36:54
○ 2026-07-10 21:52:32
●A2606:4700:3035::6815:5acd2026-07-09 → 2026-07-10 · 3 obs
○ 2026-05-04 13:03:28
● 2026-07-09 04:36:54
● 2026-07-10 21:52:32
●A2606:4700:3035::ac43:a12a2026-07-09 → 2026-07-10 · 3 obs
○ 2026-05-04 13:03:28
● 2026-07-09 04:36:54
● 2026-07-10 21:52:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
iob0.nic.io, c0.nic.io, a0.nic.io, a2.nic.io-
arbbitrum.iomagdalena.ns.cloudflare.com, hank.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.8

NS records: magdalena.ns.cloudflare.com, hank.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for arbbitrum.io (unsigned zone)

⏱️ Timing

Total: 2056ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.161.42, 104.21.90.205
AAAA22606:4700:3035::ac43:a12a, 2606:4700:3035::6815:5acd
NS2hank.ns.cloudflare.com, magdalena.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1hank.ns.cloudflare.com dns.cloudflare.co

Analysis

Hierarchy

www.arbbitrum.io is delegated beneath arbbitrum.io.

IP Addresses

arbbitrum.io directs to four IP numbers, which are 104.21.90.205, 172.67.161.42, 2606:4700:3035::6815:5acd and 2606:4700:3035::ac43:a12a.

Additional host names — www.xsenn.com, jewishbabystuff.net, cprw.org.uk and two others — share IP numbers with arbbitrum.io.

Name Servers

arbbitrum.io has two authoritative name servers — hank.ns.cloudflare.com and magdalena.ns.cloudflare.com.

arbbitrum.io shares its name server setup with other domains, including traderaccounts.com, arbiturm.io, suldancefarms.com and two others.

There is at least partial name server overlap between arbbitrum.io and other domains — reboquesteixeira.pt, hireofficeupkeep.info, zenithlabtech.sbs and two more among them.

These name servers frequently co-occur with the name servers jason.ns.cloudflare.com and shubhi.ns.cloudflare.com.

Host names with 6 IP numbers:

hank.ns.cloudflare.com points to 108.162.193.116, 172.64.33.116, 173.245.59.116 and 3 other IP addresses.

magdalena.ns.cloudflare.com points to 108.162.194.8, 162.159.38.8, 172.64.34.8 and 3 other IP addresses.