robbinsmasterclass.com - dns.ninja

robbinsmasterclass.com

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:388🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:82be🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.3.136Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.130.190🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlola.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a84🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlola.ns.cloudflare.com
A2803:f800:50::6ca2:c084🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlola.ns.cloudflare.com
A2a06:98c1:50::ac40:2084🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlola.ns.cloudflare.com
A108.162.192.132🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlola.ns.cloudflare.com
A172.64.32.132🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlola.ns.cloudflare.com
A173.245.58.132🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlola.ns.cloudflare.com
NSskip.ns.cloudflare.com
A2606:4700:58::adf5:3be9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRskip.ns.cloudflare.com
A2803:f800:50::6ca2:c1e9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRskip.ns.cloudflare.com
A2a06:98c1:50::ac40:21e9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRskip.ns.cloudflare.com
A108.162.193.233🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRskip.ns.cloudflare.com
A172.64.33.233🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRskip.ns.cloudflare.com
A173.245.59.233🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRskip.ns.cloudflare.com
MXrobbinsmasterclass-com.mail.protection.outlook.com ⭐
A2a01:111:f403:c902::14🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-byapr04cu00204.inbound.protection.outlook.com
A2a01:111:f403:c903::3🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-mw2pr02cu00503.inbound.protection.outlook.com
A2a01:111:f403:c922::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bl0pr05cu00501.inbound.protection.outlook.com
A2a01:111:f403:f913::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-cy1pr03cu00100.inbound.protection.outlook.com
A40.93.192.4🇺🇸 Microsoft40.80.0.0/12
PTRmail-dm2pr04cu00404.inbound.protection.outlook.com
A52.101.10.10🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bn8pr05cu00102.inbound.protection.outlook.com
A52.101.10.14🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bn6pr04cu00206.inbound.protection.outlook.com
A52.101.11.19🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sa9pr04cu00203.inbound.protection.outlook.com
TXTMS=ms21205117
TXTv=spf1 include:secureserver.net -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.3.136, 172.67.130.190
IPv6 hints2606:4700:3035::6815:388, 2606:4700:3036::ac43:82be
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=154, name=cloudflare-ech.com
SOAlola.ns.cloudflare.comdns@cloudflare.com serial=2409697337

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1786585434

Same first word

robbinsmasterclass.com

DNS History

16 records (7 active, 9 former)

2020202120222023202420252026NSlola.ns.cloudflare.comskip.ns.cloudflare.comns11.domaincontrol.comns12.domaincontrol.comMXrobbinsmasterclass-com.mail.protection.outlook.comA104.21.3.136172.67.130.1902606:4700:3035::6815:3882606:4700:3036::ac43:82be184.168.221.63188.114.96.0188.114.97.02606:4700:3033::6815:3882606:4700:3033::ac43:82be2a06:98c1:3120::2a06:98c1:3121::
●NSlola.ns.cloudflare.com2026-02-16 → 2026-08-13 · 3 obs
○ 2019-04-07 06:56:24
● 2026-02-16 12:44:26
● 2026-08-13 01:51:18
○NSns11.domaincontrol.com2019-04-07 → 2019-04-07 · 3 obs
● 2019-04-07 06:56:24
○ 2026-02-16 12:44:26
○ 2026-08-13 01:51:18
○NSns12.domaincontrol.com2019-04-07 → 2019-04-07 · 3 obs
● 2019-04-07 06:56:24
○ 2026-02-16 12:44:26
○ 2026-08-13 01:51:18
●NSskip.ns.cloudflare.com2026-02-16 → 2026-08-13 · 3 obs
○ 2019-04-07 06:56:24
● 2026-02-16 12:44:26
● 2026-08-13 01:51:18
●MXrobbinsmasterclass-com.mail.protection.outlook.com2026-02-16 → 2026-08-13 · 2 obs
● 2026-02-16 12:44:26
● 2026-08-13 01:51:18
●A104.21.3.1362026-02-16 → 2026-08-13 · 4 obs
○ 2019-04-07 06:56:24
● 2026-02-16 12:44:26
○ 2026-07-09 00:02:10
● 2026-08-13 01:51:18
●A172.67.130.1902026-02-16 → 2026-08-13 · 4 obs
○ 2019-04-07 06:56:24
● 2026-02-16 12:44:26
○ 2026-07-09 00:02:10
● 2026-08-13 01:51:18
○A184.168.221.632019-04-07 → 2019-04-07 · 3 obs
● 2019-04-07 06:56:24
○ 2026-02-16 12:44:26
○ 2026-08-13 01:51:18
○A188.114.96.02026-07-09 → 2026-07-09 · 3 obs
○ 2026-07-08 07:41:32
● 2026-07-09 00:02:10
○ 2026-08-13 01:51:18
○A188.114.97.02026-07-09 → 2026-07-09 · 3 obs
○ 2026-07-08 07:41:32
● 2026-07-09 00:02:10
○ 2026-08-13 01:51:18
○A2606:4700:3033::6815:3882026-02-16 → 2026-06-01 · 5 obs
○ 2019-04-07 06:56:24
● 2026-02-16 12:44:26
● 2026-06-01 04:51:56
○ 2026-07-08 07:41:32
○ 2026-08-13 01:51:18
○A2606:4700:3033::ac43:82be2026-02-16 → 2026-06-01 · 5 obs
○ 2019-04-07 06:56:24
● 2026-02-16 12:44:26
● 2026-06-01 04:51:56
○ 2026-07-08 07:41:32
○ 2026-08-13 01:51:18
●A2606:4700:3035::6815:3882026-07-08 → 2026-08-13 · 4 obs
○ 2026-06-01 04:51:56
● 2026-07-08 07:41:32
○ 2026-07-09 00:02:10
● 2026-08-13 01:51:18
●A2606:4700:3036::ac43:82be2026-07-08 → 2026-08-13 · 4 obs
○ 2026-06-01 04:51:56
● 2026-07-08 07:41:32
○ 2026-07-09 00:02:10
● 2026-08-13 01:51:18
○A2a06:98c1:3120::2026-07-09 → 2026-07-09 · 3 obs
○ 2026-07-08 07:41:32
● 2026-07-09 00:02:10
○ 2026-08-13 01:51:18
○A2a06:98c1:3121::2026-07-09 → 2026-07-09 · 3 obs
○ 2026-07-08 07:41:32
● 2026-07-09 00:02:10
○ 2026-08-13 01:51:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
robbinsmasterclass.comlola.ns.cloudflare.com, skip.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.132

NS records: lola.ns.cloudflare.com, skip.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for robbinsmasterclass.com (unsigned zone)

⏱️ Timing

Total: 121ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.130.190, 104.21.3.136
AAAA22606:4700:3036::ac43:82be, 2606:4700:3035::6815:388
NS2lola.ns.cloudflare.com, skip.ns.cloudflare.com
MX1robbinsmasterclass-com.mail.protection.o
TXT2MS=ms21205117, v=spf1 include:secureserver.net -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1lola.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (lola.ns.cloudflare.com, lola.ns.cloudflare.com, lola.ns.cloudflare.com...)

Analysis

IP Addresses

robbinsmasterclass.com points to the four IP addresses 104.21.3.136, 172.67.130.190, 2606:4700:3035::6815:388 and 2606:4700:3036::ac43:82be.

Among the host names that share IP numbers with robbinsmasterclass.com are www.article-zone.com, umahal.com, hacklink.co and two others.

Name Servers

robbinsmasterclass.com uses two name servers for its delegation: lola.ns.cloudflare.com and skip.ns.cloudflare.com.

robbinsmasterclass.com has the same name server delegation as a number of other domains, such as lorneladner.com, innerhealingpower.com, antaritherapy.com and two more.

There is at least partial name server overlap between robbinsmasterclass.com and other domains — billeder.info, (0x626f6e64616765)camstars.com, napmed.co.za and two more among them.

These name servers frequently co-occur with the name servers sharon.ns.cloudflare.com and lex.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname lola.ns.cloudflare.com directs to 108.162.192.132, 172.64.32.132 and 173.245.58.132 along with 3 other IP addresses.

Hostname skip.ns.cloudflare.com directs to 108.162.193.233, 172.64.33.233 and 173.245.59.233 along with 3 other IP addresses.

Mail Servers

robbinsmasterclass.com routes its mail through a single mail server, robbinsmasterclass-com.mail.protection.outlook.com.

robbinsmasterclass-com.mail.protection.outlook.com directs to 8 IP numbers, including 40.93.192.4, 52.101.10.10 and 52.101.10.14, along with 5 other.