comcastdnssec.us - robtex.com
comcastdnssec.us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 68.87.64.48🇺🇸 COMCAST-IBONE68.80.0.0/13 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 | ||||||
| PTR | www.comcast6.net | ||||||
| PTR | speedlab-app03.ndceast.pa.bo.comcast.net | ||||||
| NS | ns.comcastdnssec.us ⭐ | ||||||
| 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 | ||||||
| SOA | ns.comcastdnssec.usdnsmaster@comcastonline.com serial=2008073552 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1773555288 | ||||||
Subdomains
ns.comcastdnssec.us |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSdns101.comcast.net2015-08-08 → 2026-03-24 · 2 obs
● 2026-03-24 03:21:20
●NSdns102.comcast.net2015-08-08 → 2026-03-24 · 2 obs
● 2026-03-24 03:21:20
●NSdns103.comcast.net2015-08-08 → 2026-03-24 · 2 obs
● 2026-03-24 03:21:20
●NSdns104.comcast.net2015-08-08 → 2026-03-24 · 2 obs
● 2026-03-24 03:21:20
●NSdns105.comcast.net2015-08-08 → 2026-03-24 · 2 obs
● 2026-03-24 03:21:20
●NSns.comcastdnssec.us2015-08-08 → 2026-03-24 · 2 obs
● 2026-03-24 03:21:20
●A68.87.64.482015-08-08 → 2026-03-24 · 2 obs
● 2026-03-24 03:21:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | m.cctld.us, k.cctld.us, y.cctld.us, n.cctld.us... | - |
| comcastdnssec.us | dns104.comcast.net, dns102.comcast.net, dns103.comcast.net, dns101.comcast.net... | - |
✅ Authoritative Response
Server:68.87.76.228
NS records: dns104.comcast.net, dns102.comcast.net, dns103.comcast.net, dns101.comcast.net, dns105.comcast.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 732ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 68.87.64.48 |
| NS | 5 | dns105.comcast.net, dns104.comcast.net... |
| SOA | 1 | ns.comcastdnssec.us dnsmaster.comcastonl |
Analysis
Hierarchy
The parent of ns.comcastdnssec.us is comcastdnssec.us.
IP Addresses
comcastdnssec.us points to an IP address: 68.87.64.48.
other host names include dnssec-xfinity.net, dnssecxfinity.us, comcastdnssec.info, dnssec-xfinity.us and xfinitydnssec.net; they share IP numbers with comcastdnssec.us.
Name Servers
comcastdnssec.us delegates to six name servers: dns101.comcast.net, dns102.comcast.net, dns103.comcast.net, dns104.comcast.net, dns105.comcast.net and ns.comcastdnssec.us.
comcastdnssec.us at least partially shares name servers with other domains, for instance 227.5.73.in-addr.arpa, 71.253.69.in-addr.arpa, 248.9.73.in-addr.arpa, harrisonburg.va.richmond.comcast.net and 105.96.in-addr.arpa.
These name servers are commonly used with ns.cran.lit1.comcast.net and ns.xfinity6.com.
Host names with two IP numbers:
The host name dns101.comcast.net points to 2001:558:fe23:8:69:252:250:103 and 69.252.250.103.
The host name dns102.comcast.net points to 2001:558:1004:7:68:87:85:132 and 68.87.85.132.
The host name dns103.comcast.net points to 2001:558:1014:c:68:87:76:228 and 68.87.76.228.
The host name dns104.comcast.net points to 2001:558:100a:5:68:87:68:244 and 68.87.68.244.
The host name dns105.comcast.net points to 2001:558:100e:5:68:87:72:244 and 68.87.72.244.