`icomcastuniversal.com`

DNSSEC	🔒 Signed (DS record present)
NS	`ns.icomcastuniversal.com` ⭐
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`
TXT	`v=spf1 -all`
SOA	`ns.icomcastuniversal.com`dnsmaster@comcastonline.com serial=2008073624

`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=1774635092

Subdomains

ns.icomcastuniversal.com

Same first word

icomcastuniversal.com

Similar names

universalcoimcast.com

uniiversalcomcast.com

ciomcastuniversal.com

universalciomcast.com

DNS History

8 records (6 active, 2 former)

●NSdns101.comcast.net2015-05-29 → 2026-03-27 · 2 obs

● 2015-05-29 07:44:40
● 2026-03-27 18:26:36

●NSdns102.comcast.net2015-05-29 → 2026-03-27 · 2 obs

● 2015-05-29 07:44:40
● 2026-03-27 18:26:36

●NSdns103.comcast.net2015-05-29 → 2026-03-27 · 2 obs

● 2015-05-29 07:44:40
● 2026-03-27 18:26:36

●NSdns104.comcast.net2015-05-29 → 2026-03-27 · 2 obs

● 2015-05-29 07:44:40
● 2026-03-27 18:26:36

●NSdns105.comcast.net2015-05-29 → 2026-03-27 · 2 obs

● 2015-05-29 07:44:40
● 2026-03-27 18:26:36

●NSns.icomcastuniversal.com2015-05-29 → 2026-03-27 · 2 obs

● 2015-05-29 07:44:40
● 2026-03-27 18:26:36

○A165.160.13.202015-05-29 → 2017-04-09 · 3 obs

● 2015-05-29 07:44:40
● 2017-04-09 15:25:18
○ 2026-03-27 18:26:36

○A165.160.15.202015-05-29 → 2017-04-09 · 3 obs

● 2015-05-29 07:44:40
● 2017-04-09 15:25:18
○ 2026-03-27 18:26:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
icomcastuniversal.com	dns101.comcast.net, dns102.comcast.net, dns103.comcast.net, dns104.comcast.net...	-

✅ Authoritative Response

Server:69.252.250.103

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: 372ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	5	`dns101.comcast.net, dns102.comcast.net...`
TXT	1	`v=spf1 -all`
SOA	1	`ns.icomcastuniversal.com dnsmaster.comca`

Analysis

Hierarchy

icomcastuniversal.com is a parent of ns.icomcastuniversal.com.

Name Servers

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

icomcastuniversal.com at least partially shares name servers with other domains, for instance 103.128.24.in-addr.arpa, 0.218.98.in-addr.arpa, dns.comcast.net, 82.49.68.in-addr.arpa and 215.73.in-addr.arpa.

These name servers are commonly used with dns101.comcast.net.co.bdncmc.comcast.net and ns.xfinity.us.

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.

icomcastuniversal.com - robtex.com