xfinitu.com - dns.ninja
xfinitu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 165.160.13.20🇺🇸 CORPORATION-1165.160.13.0/24 251 Little Falls Drive Wilmington DE 19808 United States | ||||||
| A | 165.160.15.20🇺🇸 CORPORATION-1165.160.15.0/24 251 Little Falls Drive Wilmington DE 19808 United States | ||||||
| NS | ns.xfinitu.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 | ||||||
| SOA | ns.xfinitu.comdnsmaster@comcastonline.com serial=2008073602 | ||||||
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.netnstld@verisign-grs.com serial=1785109067 | ||||||
Subdomains
ns.xfinitu.com |
Same first word
xfinitu.com |
Similar names
DNS History
8 records (8 active, 0 former)
●NSdns101.comcast.net2015-07-18 → 2026-07-27 · 2 obs
● 2026-07-27 00:07:08
●NSdns102.comcast.net2015-07-18 → 2026-07-27 · 2 obs
● 2026-07-27 00:07:08
●NSdns103.comcast.net2015-07-18 → 2026-07-27 · 2 obs
● 2026-07-27 00:07:08
●NSdns104.comcast.net2015-07-18 → 2026-07-27 · 2 obs
● 2026-07-27 00:07:08
●NSdns105.comcast.net2015-07-18 → 2026-07-27 · 2 obs
● 2026-07-27 00:07:08
●NSns.xfinitu.com2015-07-18 → 2026-07-27 · 2 obs
● 2026-07-27 00:07:08
●A165.160.13.202015-07-18 → 2026-07-27 · 2 obs
● 2026-07-27 00:07:08
●A165.160.15.202015-07-18 → 2026-07-27 · 2 obs
● 2026-07-27 00:07:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| xfinitu.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: 250ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 165.160.13.20, 165.160.15.20 |
| NS | 5 | dns105.comcast.net, dns104.comcast.net... |
| SOA | 1 | ns.xfinitu.com dnsmaster.comcastonline.c |
Analysis
Hierarchy
xfinitu.com is a parent domain of ns.xfinitu.com.
IP Addresses
xfinitu.com resolves to the IP addresses 165.160.13.20 and 165.160.15.20
Among the host names that share IP numbers with xfinitu.com are sharkliftaway.com, truistclassic.net, mangascapital.com and two others.
Name Servers
xfinitu.com carries NS records listing 6 name servers — ns.xfinitu.com, dns101.comcast.net, dns102.comcast.net and 3 others.
xfinitu.com shares at least some of its name servers with other domains, including 65.146.76.in-addr.arpa, 103.73.73.in-addr.arpa, 113.27.76.in-addr.arpa and two others.
These name servers are frequently seen alongside the name servers dns103.comcast.net, dns104.comcast.net, dns105.comcast.net and ns.ccomcast.org.
Hosts with two IP numbers each:
The A records for dns101.comcast.net return 69.252.250.103 and 2001:558:fe23:8:69:252:250:103.
The A records for dns102.comcast.net return 68.87.85.132 and 2001:558:1004:7:68:87:85:132.
The A records for dns103.comcast.net return 68.87.76.228 and 2001:558:1014:c:68:87:76:228.
The A records for dns104.comcast.net return 68.87.68.244 and 2001:558:100a:5:68:87:68:244.
The A records for dns105.comcast.net return 68.87.72.244 and 2001:558:100e:5:68:87:72:244.