ndtc-att.com - robtex.com

ndtc-att.com

DNSSEC🔒 Signed (DS record present)
A12.41.71.233🇺🇸 AS701812.0.0.0/9 12/8 lower half
PTRcmc-comcast.com
PTRndtc-att.com
PTRcmc-comcast.net
PTRcmc-ext-web-prod-vip.comcastmediacenter.com
NSns.ndtc-att.com ⭐
NSdns101.comcast.net
A2001:558:fe23:8:69:252:250:103🇺🇸 AS332872001:558:fe23::/48
PTRdns101.comcast.net
A69.252.250.103🇺🇸 COMCAST-IBONE69.240.0.0/12 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054
PTRdns101.comcast.net
NSdns102.comcast.net
A2001:558:1004:7:68:87:85:132🇺🇸 COMCAST-IBONE2001:558::/29 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054
PTRdns102.comcast.net
A68.87.85.132🇺🇸 COMCAST-IBONE68.80.0.0/13 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054
PTRdns102.comcast.net
NSdns103.comcast.net
A2001:558:1014:c:68:87:76:228🇺🇸 COMCAST-IBONE2001:558::/29 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054
PTRdns103.comcast.net
A68.87.76.228🇺🇸 COMCAST-IBONE68.80.0.0/13 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054
PTRdns103.comcast.net
NSdns104.comcast.net
A2001:558:100a:5:68:87:68:244🇺🇸 AS77252001:558:100a::/48
PTRdns104.comcast.net
A68.87.68.244🇺🇸 COMCAST-IBONE68.80.0.0/13 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054
PTRdns104.comcast.net
NSdns105.comcast.net
A2001:558:100e:5:68:87:72:244🇺🇸 COMCAST-IBONE2001:558::/29 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054
PTRdns105.comcast.net
A68.87.72.244🇺🇸 COMCAST-IBONE68.80.0.0/13 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054
PTRdns105.comcast.net
SOAns.ndtc-att.comdnsmaster@comcastonline.com serial=2008073610

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774975112

PTR for

233.71.41.12.in-addr.arpa

Same first word

ndtc-att.com

DNS History

7 records (7 active, 0 former)

2008201020122014201620182020202220242026NSdns101.comcast.netdns102.comcast.netdns103.comcast.netdns104.comcast.netdns105.comcast.netns.ndtc-att.comA12.41.71.233
●NSdns101.comcast.net2015-07-19 → 2026-03-31 · 3 obs
○ 2007-11-18 02:45:04
● 2015-07-19 05:18:38
● 2026-03-31 16:39:46
●NSdns102.comcast.net2015-07-19 → 2026-03-31 · 3 obs
○ 2007-11-18 02:45:04
● 2015-07-19 05:18:38
● 2026-03-31 16:39:46
●NSdns103.comcast.net2015-07-19 → 2026-03-31 · 3 obs
○ 2007-11-18 02:45:04
● 2015-07-19 05:18:38
● 2026-03-31 16:39:46
●NSdns104.comcast.net2015-07-19 → 2026-03-31 · 3 obs
○ 2007-11-18 02:45:04
● 2015-07-19 05:18:38
● 2026-03-31 16:39:46
●NSdns105.comcast.net2015-07-19 → 2026-03-31 · 3 obs
○ 2007-11-18 02:45:04
● 2015-07-19 05:18:38
● 2026-03-31 16:39:46
●NSns.ndtc-att.com2015-07-19 → 2026-03-31 · 3 obs
○ 2007-11-18 02:45:04
● 2015-07-19 05:18:38
● 2026-03-31 16:39:46
●A12.41.71.2332015-07-19 → 2026-03-31 · 3 obs
○ 2007-11-18 02:45:04
● 2015-07-19 05:18:38
● 2026-03-31 16:39:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net...-
ndtc-att.comdns101.comcast.net, dns102.comcast.net, dns103.comcast.net, dns104.comcast.net...-

✅ Authoritative Response

Server:68.87.72.244

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: 310ms | Queries: -

📄 Records

TypeCountSample Data
A112.41.71.233
NS5dns105.comcast.net, dns104.comcast.net...
SOA1ns.ndtc-att.com dnsmaster.comcastonline.

Analysis

IP Addresses

ndtc-att.com resolves to a single IP: 12.41.71.233.

Other host names including cmc-ext-web-prod-vip.comcastmediacenter.com, cmc-comcast.com and cmc-comcast.net share IP numbers with ndtc-att.com.

Name Servers

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

ndtc-att.com shares some name servers with other domains, for example ridgeway.pa.pitt.comcast.net, 135.172.67.in-addr.arpa, 193.180.67.in-addr.arpa, 101.156.50.in-addr.arpa and 84.234.98.in-addr.arpa.

These name servers are commonly used together with mmhm.comcastbusiness.net and ns.summergetawaysweepstakes.com.

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.