`comcastsecurebackupandshare.com`

DNSSEC	🔒 Signed (DS record present)
A	72.28.80.134^{🇨🇦 BELL-AS72.28.80.0/23 Block-2}
NS	`ns.comcastsecurebackupandshare.com` ⭐
		A	68.87.72.244^{🇺🇸 COMCAST-IBONE68.80.0.0/13 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
			PTR	`dns105.comcast.net`
NS	`dns101.comcast.net`
		A	2001:558:fe23:8:69:252:250:103^{🇺🇸 AS332872001:558:fe23::/48}
			PTR	`dns101.comcast.net`
		A	69.252.250.103^{🇺🇸 COMCAST-IBONE69.240.0.0/12 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
			PTR	`dns101.comcast.net`
NS	`dns102.comcast.net`
		A	2001:558:1004:7:68:87:85:132^{🇺🇸 COMCAST-IBONE2001:558::/29 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
			PTR	`dns102.comcast.net`
		A	68.87.85.132^{🇺🇸 COMCAST-IBONE68.80.0.0/13 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
			PTR	`dns102.comcast.net`
NS	`dns103.comcast.net`
		A	2001:558:1014:c:68:87:76:228^{🇺🇸 COMCAST-IBONE2001:558::/29 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
			PTR	`dns103.comcast.net`
		A	68.87.76.228^{🇺🇸 COMCAST-IBONE68.80.0.0/13 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
			PTR	`dns103.comcast.net`
NS	`dns104.comcast.net`
		A	2001:558:100a:5:68:87:68:244^{🇺🇸 AS77252001:558:100a::/48}
			PTR	`dns104.comcast.net`
		A	68.87.68.244^{🇺🇸 COMCAST-IBONE68.80.0.0/13 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
			PTR	`dns104.comcast.net`
NS	`dns105.comcast.net`
		A	2001:558:100e:5:68:87:72:244^{🇺🇸 COMCAST-IBONE2001:558::/29 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
			PTR	`dns105.comcast.net`
		A	68.87.72.244^{🇺🇸 COMCAST-IBONE68.80.0.0/13 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
			PTR	`dns105.comcast.net`
MX	`mail1.comcastsecurebackupandshare.com` ⭐
		A	72.28.80.134^{🇨🇦 BELL-AS72.28.80.0/23 Block-2}
MX	`mail2.comcastsecurebackupandshare.com` ⭐
		A	72.28.80.135^{🇨🇦 BELL-AS72.28.80.0/23 Block-2}
SOA	`ns.comcastsecurebackupandshare.com`dnsmaster@comcastsecurebackupandshare.com 2008-09-16 #39

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774473297

Subdomains

mail2.comcastsecurebackupandshare.com

ns.comcastsecurebackupandshare.com

mail1.comcastsecurebackupandshare.com

Same first word

comcastsecurebackupandshare.com

DNS History

9 records (9 active, 0 former)

●NSdns101.comcast.net2015-07-17 → 2026-03-25 · 2 obs

● 2015-07-17 19:57:16
● 2026-03-25 21:19:14

●NSdns102.comcast.net2015-07-17 → 2026-03-25 · 2 obs

● 2015-07-17 19:57:16
● 2026-03-25 21:19:14

●NSdns103.comcast.net2015-07-17 → 2026-03-25 · 2 obs

● 2015-07-17 19:57:16
● 2026-03-25 21:19:14

●NSdns104.comcast.net2015-07-17 → 2026-03-25 · 2 obs

● 2015-07-17 19:57:16
● 2026-03-25 21:19:14

●NSdns105.comcast.net2015-07-17 → 2026-03-25 · 2 obs

● 2015-07-17 19:57:16
● 2026-03-25 21:19:14

●NSns.comcastsecurebackupandshare.com2015-07-17 → 2026-03-25 · 2 obs

● 2015-07-17 19:57:16
● 2026-03-25 21:19:14

●MXmail1.comcastsecurebackupandshare.com2015-07-17 → 2026-03-25 · 2 obs

● 2015-07-17 19:57:16
● 2026-03-25 21:19:14

●MXmail2.comcastsecurebackupandshare.com2015-07-17 → 2026-03-25 · 2 obs

● 2015-07-17 19:57:16
● 2026-03-25 21:19:14

●A72.28.80.1342015-07-17 → 2026-03-25 · 2 obs

● 2015-07-17 19:57:16
● 2026-03-25 21:19:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...	-
comcastsecurebackupandshare.com	dns101.comcast.net, dns102.comcast.net, dns103.comcast.net, dns104.comcast.net...	-

✅ Authoritative Response

Server:68.87.76.228

NS records: dns101.comcast.net, dns102.comcast.net, dns103.comcast.net, dns104.comcast.net, dns105.comcast.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 574ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`72.28.80.134`
NS	5	`dns101.comcast.net, dns102.comcast.net...`
MX	2	`mail2.comcastsecurebackupandshare.com (p, mail1.comcastsecurebackupandshare.com (p`
SOA	1	`ns.comcastsecurebackupandshare.com dnsma`

Analysis

Hierarchy

comcastsecurebackupandshare.com is parent of mail2.comcastsecurebackupandshare.com, ns.comcastsecurebackupandshare.com and mail1.comcastsecurebackupandshare.com.

IP Addresses

comcastsecurebackupandshare.com points to IP number 72.28.80.134.

Other host names, for instance, mail1.comcastsecurebackupandshare.com share IP numbers with comcastsecurebackupandshare.com.

Name Servers

comcastsecurebackupandshare.com is delegated to six name servers: ns.comcastsecurebackupandshare.com, dns101.comcast.net, dns102.comcast.net, dns103.comcast.net, dns104.comcast.net and dns105.comcast.net.

comcastsecurebackupandshare.com shares name servers with other domains at least partially, for example comcast-digital-media.com, 155.50.in-addr.arpa, 227.18.24.in-addr.arpa, 215.236.71.in-addr.arpa and 247.78.96.in-addr.arpa.

These name servers are commonly used with ns.comcast-digital-media.com.

Host names with two IP numbers

dns101.comcast.net points to 2001:558:fe23:8:69:252:250:103 and 69.252.250.103

dns102.comcast.net points to 2001:558:1004:7:68:87:85:132 and 68.87.85.132

dns103.comcast.net points to 2001:558:1014:c:68:87:76:228 and 68.87.76.228

dns104.comcast.net points to 2001:558:100a:5:68:87:68:244 and 68.87.68.244

dns105.comcast.net points to 2001:558:100e:5:68:87:72:244 and 68.87.72.244

Host names with one IP number

ns.comcastsecurebackupandshare.com points to 68.87.72.244

Host names that point to 68.87.72.244: dns105.comcast.net and ns.comcastsecurebackupandshare.com

Mail Servers

Two mail servers mail1.comcastsecurebackupandshare.com and mail2.comcastsecurebackupandshare.com handle comcastsecurebackupandshare.com.

Host names with one IP number:

mail1.comcastsecurebackupandshare.com points to: 72.28.80.134.

mail2.comcastsecurebackupandshare.com points to: 72.28.80.135.

comcastsecurebackupandshare.com - robtex.com