mail.jserv.ca - robtex.com

mail.jserv.ca

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:5944🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A2606:4700:3036::ac43:8aa5🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A104.21.89.68Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.67.138.165🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A204.147.78.74🇨🇦 NETELLIGENT204.147.76.0/22 eStruxture Data Centers Inc.

jserv.ca

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:5944🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A2606:4700:3036::ac43:8aa5🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A104.21.89.68Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.67.138.165🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A204.147.78.71🇨🇦 NETELLIGENT204.147.76.0/22 eStruxture Data Centers Inc.
NSdean.ns.cloudflare.com ⭐
NSmckinley.ns.cloudflare.com
MX_dc-mx.bbe3fa6bbde9.jserv.ca ⭐
MXmail.jserv.ca ⭐
TXTMS=ms75010785
SOAdean.ns.cloudflare.comdns@cloudflare.com serial=2397828921

MX for

jserv.ca

Same first word

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DNS History

7 records (5 active, 2 former)

20162017201820192020202120222023202420252026A104.21.89.68172.67.138.165204.147.78.742606:4700:3033::6815:59442606:4700:3036::ac43:8aa5204.147.77.138204.147.78.68
●A104.21.89.682026-02-16 → 2026-04-24 · 3 obs
○ 2016-11-07 05:14:20
● 2026-02-16 09:39:56
● 2026-04-24 03:18:26
●A172.67.138.1652026-02-16 → 2026-04-24 · 3 obs
○ 2016-11-07 05:14:20
● 2026-02-16 09:39:56
● 2026-04-24 03:18:26
○A204.147.77.1382015-08-05 → 2015-08-05 · 3 obs
● 2015-08-05 03:35:22
○ 2015-12-09 06:31:48
○ 2026-04-24 03:18:26
○A204.147.78.682015-12-09 → 2016-11-07 · 5 obs
○ 2015-08-05 03:35:22
● 2015-12-09 06:31:48
● 2016-11-07 05:14:20
○ 2026-02-16 09:39:56
○ 2026-04-24 03:18:26
●A204.147.78.742026-02-16 → 2026-04-24 · 3 obs
○ 2016-11-07 05:14:20
● 2026-02-16 09:39:56
● 2026-04-24 03:18:26
●A2606:4700:3033::6815:59442026-02-16 → 2026-04-24 · 3 obs
○ 2016-11-07 05:14:20
● 2026-02-16 09:39:56
● 2026-04-24 03:18:26
●A2606:4700:3036::ac43:8aa52026-02-16 → 2026-04-24 · 3 obs
○ 2016-11-07 05:14:20
● 2026-02-16 09:39:56
● 2026-04-24 03:18:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cac.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca-
jserv.cadean.ns.cloudflare.com, mckinley.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.153

NS records: dean.ns.cloudflare.com, mckinley.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jserv.ca (unsigned zone)

⏱️ Timing

Total: 425ms | Queries: -

📄 Records

TypeCountSample Data
A3172.67.138.165, 104.21.89.68...
AAAA22606:4700:3036::ac43:8aa5, 2606:4700:3033::6815:5944

Analysis

Mail Server Role

mail.jserv.ca serves as the mail server for jserv.ca.

_dc-mx.bbe3fa6bbde9.jserv.ca serves as a mail server, commonly paired with mail.jserv.ca.

IP Addresses

Five IP numbers are pointed to by mail.jserv.ca: 2606:4700:3033::6815:5944, 2606:4700:3036::ac43:8aa5, 104.21.89.68, 172.67.138.165 and 204.147.78.74.

Other host names, for instance relay.tn1.ca, theseoworld.com, garagesinexmouth.com, u7design.com and hhfxy.com share IP numbers with mail.jserv.ca.