cmu.to - robtex.com

cmu.to

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:ce5e🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:16b4🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.22.180Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.206.94🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSamy.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a65🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamy.ns.cloudflare.com
A2803:f800:50::6ca2:c065🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRamy.ns.cloudflare.com
A2a06:98c1:50::ac40:2065🇺🇸 Cloudflare2a06:98c1:50::/45
PTRamy.ns.cloudflare.com
A108.162.192.101🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamy.ns.cloudflare.com
A172.64.32.101🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamy.ns.cloudflare.com
A173.245.58.101🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamy.ns.cloudflare.com
NSbart.ns.cloudflare.com
A2606:4700:58::adf5:3b47🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbart.ns.cloudflare.com
A2803:f800:50::6ca2:c147🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbart.ns.cloudflare.com
A2a06:98c1:50::ac40:2147🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbart.ns.cloudflare.com
A108.162.193.71🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbart.ns.cloudflare.com
A172.64.33.71🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbart.ns.cloudflare.com
A173.245.59.71🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbart.ns.cloudflare.com
MXtoronto2.register.to ⭐
A169.53.175.140🇺🇸 SOFTLAYER169.53.160.0/19 -tor01
PTR8c.af.35a9.ip4.static.sl-reverse.com
TXTv=spf1 ip4:169.53.175.140 +a +mx +ip4:169.53.175.138 +ip4:167.89.115.56 +ip4:...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.22.180, 172.67.206.94
IPv6 hints2606:4700:3031::ac43:ce5e, 2606:4700:3036::6815:16b4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=84, name=cloudflare-ech.com
SOAamy.ns.cloudflare.comdns@cloudflare.com serial=2410214085

to

DNSSEC⚠️ Not signed
NSns01.trs-dns.com ⭐
NSns.trs-dns.com
NSns01.trs-dns.net
NSns10.trs-dns.info
NSns10.trs-dns.org
SOAns.trs-dns.comtrs-ops@tucows.com serial=1786267217
⚠️ On DNS blocklist: urlshortener

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DNS History

11 records (7 active, 4 former)

NSamy.ns.cloudflare.combart.ns.cloudflare.comMXtoronto2.register.toA104.21.22.180172.67.206.942606:4700:3031::ac43:ce5e2606:4700:3036::6815:16b4188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSamy.ns.cloudflare.com2026-08-01 → 2026-08-09 · 2 obs
● 2026-08-01 18:27:08
● 2026-08-09 10:03:54
●NSbart.ns.cloudflare.com2026-08-01 → 2026-08-09 · 2 obs
● 2026-08-01 18:27:08
● 2026-08-09 10:03:54
●MXtoronto2.register.to2026-08-01 → 2026-08-09 · 2 obs
● 2026-08-01 18:27:08
● 2026-08-09 10:03:54
●A104.21.22.1802026-08-09 → 2026-08-09 · 3 obs
○ 2026-08-01 18:27:08
● 2026-08-09 10:03:50
● 2026-08-09 10:03:54
●A172.67.206.942026-08-09 → 2026-08-09 · 3 obs
○ 2026-08-01 18:27:08
● 2026-08-09 10:03:50
● 2026-08-09 10:03:54
○A188.114.96.02026-08-01 → 2026-08-01 · 3 obs
● 2026-08-01 18:27:08
○ 2026-08-09 10:03:50
○ 2026-08-09 10:03:54
○A188.114.97.02026-08-01 → 2026-08-01 · 3 obs
● 2026-08-01 18:27:08
○ 2026-08-09 10:03:50
○ 2026-08-09 10:03:54
●A2606:4700:3031::ac43:ce5e2026-08-09 → 2026-08-09 · 3 obs
○ 2026-08-01 18:27:08
● 2026-08-09 10:03:50
● 2026-08-09 10:03:54
●A2606:4700:3036::6815:16b42026-08-09 → 2026-08-09 · 3 obs
○ 2026-08-01 18:27:08
● 2026-08-09 10:03:50
● 2026-08-09 10:03:54
○A2a06:98c1:3120::2026-08-01 → 2026-08-01 · 3 obs
● 2026-08-01 18:27:08
○ 2026-08-09 10:03:50
○ 2026-08-09 10:03:54
○A2a06:98c1:3121::2026-08-01 → 2026-08-01 · 3 obs
● 2026-08-01 18:27:08
○ 2026-08-09 10:03:50
○ 2026-08-09 10:03:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
tons10.trs-dns.org, ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.info8 records
cmu.toamy.ns.cloudflare.com, bart.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.71

NS records: amy.ns.cloudflare.com, bart.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for to (unsigned zone)

⏱️ Timing

Total: 453ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.206.94, 104.21.22.180
AAAA22606:4700:3031::ac43:ce5e, 2606:4700:3036::6815:16b4
NS2amy.ns.cloudflare.com, bart.ns.cloudflare.com
MX1toronto2.register.to (pri: 0)
TXT1v=spf1 ip4:169.53.175.140 +a +mx +ip4:16
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1amy.ns.cloudflare.com dns.cloudflare.com

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns10.trs-dns.org, ns10.trs-dns.org, ns01.trs-dns.com...)

Analysis

IP Addresses

cmu.to has four IP addresses: 104.21.22.180, 172.67.206.94, 2606:4700:3031::ac43:ce5e and 2606:4700:3036::6815:16b4.

Two other host names, along with tysonmcgheeairport.com, esygo.net and (0x736578)tonford.eu.org, also share IP numbers with cmu.to.

Name Servers

Two name servers handle the delegation for cmu.to: amy.ns.cloudflare.com and bart.ns.cloudflare.com.

cmu.to shares its NS records with other domains, for example cuocxien.com, effo.no, postproductioninstitute.com and two others.

cmu.to partially shares its NS delegation with several other domains, including mynycrealtor.com, carlospincasino-nl.net, ipwtc.com and two others.

These name servers are regularly seen alongside hera.ns.cloudflare.com and byron.ns.cloudflare.com as name servers.

DNS names with 6 IP addresses:

amy.ns.cloudflare.com resolves to 108.162.192.101, 172.64.32.101 and 173.245.58.101 among others, with 3 other IP addresses in total.

bart.ns.cloudflare.com resolves to 108.162.193.71, 172.64.33.71 and 173.245.59.71 among others, with 3 other IP addresses in total.

Mail Servers

The sole mail server for cmu.to is toronto2.register.to.

Among the domains sharing a mail server setup with cmu.to are rubinum.to, xn--pn8htg0i.to, toronto2.register.to and two others.

At least a portion of cmu.to's mail servers are also used by other domains, for example ipt.to.

toronto2.register.to carries a single IP number, which is 169.53.175.140.