mastercom.ca - dns.ninja

`mastercom.ca`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:860d^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:5f5^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.5.245^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.134.13^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`megan.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ac5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`megan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`megan.ns.cloudflare.com`
		A	108.162.192.197^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
		A	172.64.32.197^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
		A	173.245.58.197^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
NS	`sri.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bea^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ea^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sri.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ea^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sri.ns.cloudflare.com`
		A	108.162.193.234^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
		A	172.64.33.234^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
		A	173.245.59.234^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c06::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f27.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
TXT	`MS=ms90366124`
TXT	`google-site-verification=dqdZMWt7vQ__uqT5AjAZeyfA35ZRtzQBT_seNV5jlro`
TXT	`v=spf1 include:_spf.google.com include:_spf.smtp.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.5.245, 172.67.134.13
		IPv6 hints	2606:4700:3032::ac43:860d, 2606:4700:3036::6815:5f5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=148, name=cloudflare-ech.com
SOA	`megan.ns.cloudflare.com`dns@cloudflare.com serial=2406743521

`ca`

	DNSSEC	🔒 Signed (DS record present)
	NS	`prd-czp-05.corp.cira.ca` ⭐
	NS	`any.ca-servers.ca`
	NS	`c.ca-servers.ca`
	NS	`d.ca-servers.ca`
	NS	`j.ca-servers.ca`
	SOA	`prd-czp-05.corp.cira.ca`admin-dns@cira.ca serial=2606121030

Same first word

mastercom.su

mastercom.fi

mastercom.com.au

mastercom.biz

mastercom.se

mastercom.co.in

mastercom.me

mastercom.nl

mastercom.co.id

mastercom.eu

mastercom.es

mastercom.info

mastercom.cn

mastercom.de

mastercom.com

mastercom.cz

mastercom.com.mx

mastercom.com.ar

mastercom.fr

mastercom.com.tr

mastercom.co.th

mastercom.org

mastercom.ca

mastercom.cc

mastercom.net

mastercom.us

Similar names

DNS History

20 records (11 active, 9 former)

●NSmegan.ns.cloudflare.com2026-03-17 → 2026-06-12 · 3 obs

○ 2018-01-05 21:16:12
● 2026-03-17 06:25:50
● 2026-06-12 11:22:38

○NSns73.domaincontrol.com2015-06-19 → 2018-01-05 · 4 obs

● 2015-06-19 16:29:38
● 2018-01-05 21:16:12
○ 2026-03-17 06:25:50
○ 2026-06-12 11:22:38

○NSns74.domaincontrol.com2015-06-19 → 2018-01-05 · 4 obs

● 2015-06-19 16:29:38
● 2018-01-05 21:16:12
○ 2026-03-17 06:25:50
○ 2026-06-12 11:22:38

●NSsri.ns.cloudflare.com2026-03-17 → 2026-06-12 · 3 obs

○ 2018-01-05 21:16:12
● 2026-03-17 06:25:50
● 2026-06-12 11:22:38

●MXalt1.aspmx.l.google.com2026-03-17 → 2026-06-12 · 3 obs

○ 2018-01-05 21:16:12
● 2026-03-17 06:25:50
● 2026-06-12 11:22:38

●MXalt2.aspmx.l.google.com2026-03-17 → 2026-06-12 · 3 obs

○ 2018-01-05 21:16:12
● 2026-03-17 06:25:50
● 2026-06-12 11:22:38

●MXaspmx.l.google.com2026-03-17 → 2026-06-12 · 3 obs

○ 2018-01-05 21:16:12
● 2026-03-17 06:25:50
● 2026-06-12 11:22:38

●MXaspmx2.googlemail.com2026-03-17 → 2026-06-12 · 3 obs

○ 2018-01-05 21:16:12
● 2026-03-17 06:25:50
● 2026-06-12 11:22:38

●MXaspmx3.googlemail.com2026-03-17 → 2026-06-12 · 3 obs

○ 2018-01-05 21:16:12
● 2026-03-17 06:25:50
● 2026-06-12 11:22:38

○MXmx.zohomail.com2015-06-19 → 2018-01-05 · 4 obs

● 2015-06-19 16:29:38
● 2018-01-05 21:16:12
○ 2026-03-17 06:25:50
○ 2026-06-12 11:22:38

○MXmx2.zohomail.com2015-06-19 → 2018-01-05 · 4 obs

● 2015-06-19 16:29:38
● 2018-01-05 21:16:12
○ 2026-03-17 06:25:50
○ 2026-06-12 11:22:38

●A104.21.5.2452026-03-17 → 2026-06-12 · 9 obs

○ 2018-01-05 21:16:12
● 2026-03-17 06:25:50
● 2026-04-11 02:01:56
○ 2026-04-22 01:20:10
● 2026-04-29 15:04:44
● 2026-05-12 04:15:22
○ 2026-05-18 00:55:16
● 2026-05-29 12:58:16
● 2026-06-12 11:22:38

●A172.67.134.132026-03-17 → 2026-06-12 · 9 obs

○A188.114.96.02026-04-22 → 2026-05-18 · 8 obs

○ 2026-03-17 06:25:50
○ 2026-04-11 02:01:56
● 2026-04-22 01:20:10
○ 2026-04-29 15:04:44
○ 2026-05-12 04:15:22
● 2026-05-18 00:55:16
○ 2026-05-29 12:58:16
○ 2026-06-12 11:22:38

○A188.114.97.02026-04-22 → 2026-05-18 · 8 obs

○ 2026-03-17 06:25:50
○ 2026-04-11 02:01:56
● 2026-04-22 01:20:10
○ 2026-04-29 15:04:44
○ 2026-05-12 04:15:22
● 2026-05-18 00:55:16
○ 2026-05-29 12:58:16
○ 2026-06-12 11:22:38

●A2606:4700:3032::ac43:860d2026-03-17 → 2026-06-12 · 9 obs

●A2606:4700:3036::6815:5f52026-03-17 → 2026-06-12 · 9 obs

○A2a06:98c1:3120::2026-04-22 → 2026-05-18 · 8 obs

○ 2026-03-17 06:25:50
○ 2026-04-11 02:01:56
● 2026-04-22 01:20:10
○ 2026-04-29 15:04:44
○ 2026-05-12 04:15:22
● 2026-05-18 00:55:16
○ 2026-05-29 12:58:16
○ 2026-06-12 11:22:38

○A2a06:98c1:3121::2026-04-22 → 2026-05-18 · 8 obs

○ 2026-03-17 06:25:50
○ 2026-04-11 02:01:56
● 2026-04-22 01:20:10
○ 2026-04-29 15:04:44
○ 2026-05-12 04:15:22
● 2026-05-18 00:55:16
○ 2026-05-29 12:58:16
○ 2026-06-12 11:22:38

○A54.69.56.342015-06-19 → 2018-01-05 · 4 obs

● 2015-06-19 16:29:38
● 2018-01-05 21:16:12
○ 2026-03-17 06:25:50
○ 2026-06-12 11:22:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	d.ca-servers.ca, c.ca-servers.ca, any.ca-servers.ca, j.ca-servers.ca	-
mastercom.ca	sri.ns.cloudflare.com, megan.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.197

NS records: sri.ns.cloudflare.com, megan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mastercom.ca (unsigned zone)

⏱️ Timing

Total: 815ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.134.13, 104.21.5.245`
AAAA	2	`2606:4700:3032::ac43:860d, 2606:4700:3036::6815:5f5`
NS	2	`megan.ns.cloudflare.com, sri.ns.cloudflare.com`
MX	6	`aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 10)...`
TXT	3	`MS=ms90366124, google-site-verification=dqdZMWt7vQ__uqT...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`megan.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

mastercom.ca points to four IP numbers: 104.21.5.245, 172.67.134.13, 2606:4700:3032::ac43:860d and 2606:4700:3036::6815:5f5.

trebuchet.net, listerien.net, bock.io and two other host names share IP numbers with mastercom.ca.

Name Servers

The NS records for mastercom.ca delegate to megan.ns.cloudflare.com and sri.ns.cloudflare.com.

mastercom.ca uses the same name servers as several other domains — among them zhmara.com, zhs852.cn, helios.market and two more.

mastercom.ca partially shares its NS delegation with several other domains, including pardi.net, twisam.com, tvi.pt and two others.

These name servers are regularly seen alongside paige.ns.cloudflare.com and zeus.ns.cloudflare.com as name servers.

Hostnames that resolve to 6 IP addresses:

megan.ns.cloudflare.com maps to 108.162.192.197, 172.64.32.197, 173.245.58.197 and 3 additional IP addresses.

sri.ns.cloudflare.com maps to 108.162.193.234, 172.64.33.234, 173.245.59.234 and 3 additional IP addresses.

Mail Servers

Mail for mastercom.ca is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

mastercom.ca has at least partial mail server overlap with other domains such as sreenivashousing.com, ns500734.ns500734.ns500699.ns500734.ns500693.ns500699.ns500699.ns500612.ns500632.ns500588.ns500602.ns500578.ns500110.dtrkdll.com, opmantek.com and two more.

These mail servers commonly co-occur with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Hostnames that resolve to two IP addresses:

The A records for aspmx2.googlemail.com return 108.177.123.26 and 2800:3f0:4003:c0f::1b.

The A records for aspmx3.googlemail.com return 172.253.116.26 and 2a00:1450:400b:c02::1b.

The A records for aspmx.l.google.com return 142.251.167.27 and 2607:f8b0:4004:c06::1b.

The A records for alt1.aspmx.l.google.com return 108.177.123.26 and 2800:3f0:4003:c0f::1b.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.

aspmx2.googlemail.com and alt1.aspmx.l.google.com each have 2800:3f0:4003:c0f::1b IP addresses.

aspmx2.googlemail.com and alt1.aspmx.l.google.com each have 108.177.123.26 IP addresses.

aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 2a00:1450:400b:c02::1b IP addresses.