`comcastuniversalonline.com`

DNSSEC	🔒 Signed (DS record present)
NS	`ns.comcastuniversalonline.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.comcastuniversalonline.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=1774431112

Same first word

comcastuniversalonline.com

Similar names

onlineuniversalcomcast.net

DNS History

8 records (6 active, 2 former)

●NSdns101.comcast.net2015-07-02 → 2026-03-25 · 2 obs

● 2015-07-02 21:32:46
● 2026-03-25 09:47:12

●NSdns102.comcast.net2015-07-02 → 2026-03-25 · 2 obs

● 2015-07-02 21:32:46
● 2026-03-25 09:47:12

●NSdns103.comcast.net2015-07-02 → 2026-03-25 · 2 obs

● 2015-07-02 21:32:46
● 2026-03-25 09:47:12

●NSdns104.comcast.net2015-07-02 → 2026-03-25 · 2 obs

● 2015-07-02 21:32:46
● 2026-03-25 09:47:12

●NSdns105.comcast.net2015-07-02 → 2026-03-25 · 2 obs

● 2015-07-02 21:32:46
● 2026-03-25 09:47:12

●NSns.comcastuniversalonline.com2015-07-02 → 2026-03-25 · 2 obs

● 2015-07-02 21:32:46
● 2026-03-25 09:47:12

○A165.160.13.202015-07-02 → 2017-04-19 · 4 obs

● 2015-07-02 21:32:46
● 2017-04-19 04:30:58
○ 2026-02-21 22:08:04
○ 2026-03-25 09:47:12

○A165.160.15.202015-07-02 → 2017-04-19 · 4 obs

● 2015-07-02 21:32:46
● 2017-04-19 04:30:58
○ 2026-02-21 22:08:04
○ 2026-03-25 09:47:12

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:68.87.68.244

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: 445ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	5	`dns103.comcast.net, dns105.comcast.net...`
TXT	1	`v=spf1 -all`
SOA	1	`ns.comcastuniversalonline.com dnsmaster.`

Analysis

Name Servers

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

comcastuniversalonline.com shares some name servers with other domains, for example 16.67.75.in-addr.arpa, cpe.va.richmond.comcast.net, 227.83.68.in-addr.arpa, watchlilnina.com and 86.190.50.in-addr.arpa.

These name servers are commonly used with the name servers ns.rdc.atl1.comcast.net.

Host names with two IPs:

Host dns101.comcast.net has IPs 2001:558:fe23:8:69:252:250:103 and 69.252.250.103.

Host dns102.comcast.net has IPs 2001:558:1004:7:68:87:85:132 and 68.87.85.132.

Host dns103.comcast.net has IPs 2001:558:1014:c:68:87:76:228 and 68.87.76.228.

Host dns104.comcast.net has IPs 2001:558:100a:5:68:87:68:244 and 68.87.68.244.

Host dns105.comcast.net has IPs 2001:558:100e:5:68:87:72:244 and 68.87.72.244.

comcastuniversalonline.com - robtex.com