`frontiersdsl.com`

DNSSEC	⚠️ Not signed
A	50.121.73.121^{🇺🇸 AS3258750.121.72.0/22}
		PTR	`www.ftr.com`
NS	`auth.roch.ny.frontiernet.net` ⭐
		A	2001:1960:20:1030:400::201^{🇺🇸 ASN-ELIX2001:1960::/32 Frontier Communications (ARIN OrgID: FRTR)}
			PTR	`auth.roch.ny.frontiernet.net`
		A	50.48.212.201^{🇺🇸 ASN-ELIX50.48.0.0/15 Frontier Communications (ARIN OrgID: FRTR)}
			PTR	`auth.roch.ny.frontiernet.net`
NS	`auth.asbn.va.frontiernet.net` ⚠️ Not in zone NS records
		A	2001:1960:20:2030:400::179^{🇺🇸 ASN-ELIX2001:1960::/32 Frontier Communications (ARIN OrgID: FRTR)}
			PTR	`auth.asbn.va.frontiernet.net`
		A	74.46.42.179^{🇺🇸 ASN-ELIX74.32.0.0/12 Frontier Communications (ARIN OrgID: FRTR)}
			PTR	`ns2.webservices.frontier.com`
NS	`auth.dlls.pa.frontiernet.net` ⚠️ Not in parent delegation
		A	2001:1960::20^{🇺🇸 ASN-ELIX2001:1960::/32 Frontier Communications (ARIN OrgID: FRTR)}
			PTR	`auth.frontiernet.net`
		A	74.40.74.20^{🇺🇸 ASN-ELIX74.32.0.0/12 Frontier Communications (ARIN OrgID: FRTR)}
			PTR	`peach.epix.net`
NS	`auth.frontiernet.net` ⚠️ Not in zone NS records
		A	2001:1960::20^{🇺🇸 ASN-ELIX2001:1960::/32 Frontier Communications (ARIN OrgID: FRTR)}
			PTR	`auth.frontiernet.net`
		A	74.40.74.20^{🇺🇸 ASN-ELIX74.32.0.0/12 Frontier Communications (ARIN OrgID: FRTR)}
			PTR	`peach.epix.net`
NS	`auth.larc.ca.frontiernet.net` ⚠️ Not in zone NS records
		A	2606:4e80:7:130:400::179^{🇺🇸 ASN-ELIX2606:4e80::/32 Frontier Communications (ARIN OrgID: FRTR)}
			PTR	`auth.larc.ca.frontiernet.net`
		A	47.177.156.179^{🇺🇸 ASN-ELIX47.177.0.0/16}
			PTR	`auth.larc.ca.frontiernet.net`
NS	`auth.lkvl.mn.frontiernet.net` ⚠️ Not in parent delegation
		A	2606:4e80:7:130:400::179^{🇺🇸 ASN-ELIX2606:4e80::/32 Frontier Communications (ARIN OrgID: FRTR)}
			PTR	`auth.larc.ca.frontiernet.net`
		A	47.177.156.179^{🇺🇸 ASN-ELIX47.177.0.0/16}
			PTR	`auth.larc.ca.frontiernet.net`
SOA	`auth.roch.ny.frontiernet.net`hostmaster@frontiernet.net serial=1902010002

`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=1780299069

Same first word

frontiersdsl.net

frontiersdsl.com

DNS History

8 records (7 active, 1 former)

●NSauth.asbn.va.frontiernet.net2026-05-03 → 2026-06-01 · 3 obs

○ 2015-08-10 04:58:02
● 2026-05-03 19:11:54
● 2026-06-01 07:49:02

●NSauth.dlls.pa.frontiernet.net2015-08-10 → 2026-06-01 · 2 obs

● 2015-08-10 04:58:02
● 2026-06-01 07:49:02

●NSauth.frontiernet.net2026-05-03 → 2026-06-01 · 3 obs

○ 2015-08-10 04:58:02
● 2026-05-03 19:11:54
● 2026-06-01 07:49:02

●NSauth.larc.ca.frontiernet.net2026-05-03 → 2026-06-01 · 3 obs

○ 2015-08-10 04:58:02
● 2026-05-03 19:11:54
● 2026-06-01 07:49:02

●NSauth.lkvl.mn.frontiernet.net2015-08-10 → 2026-06-01 · 2 obs

● 2015-08-10 04:58:02
● 2026-06-01 07:49:02

●NSauth.roch.ny.frontiernet.net2015-08-10 → 2026-06-01 · 2 obs

● 2015-08-10 04:58:02
● 2026-06-01 07:49:02

●A50.121.73.1212026-05-03 → 2026-06-01 · 3 obs

○ 2018-08-14 16:23:32
● 2026-05-03 19:11:54
● 2026-06-01 07:49:02

○A50.121.73.2052015-08-10 → 2018-08-14 · 4 obs

● 2015-08-10 04:58:02
● 2018-08-14 16:23:32
○ 2026-05-03 19:11:54
○ 2026-06-01 07:49:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
frontiersdsl.com	auth.roch.ny.frontiernet.net, auth.frontiernet.net, auth.asbn.va.frontiernet.net, auth.larc.ca.frontiernet.net	-

✅ Authoritative Response

Server:50.48.212.201

NS records: auth.roch.ny.frontiernet.net, auth.frontiernet.net, auth.asbn.va.frontiernet.net, auth.larc.ca.frontiernet.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for frontiersdsl.com (unsigned zone)

⏱️ Timing

Total: 455ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`50.121.73.121`
NS	3	`auth.dlls.pa.frontiernet.net, auth.roch.ny.frontiernet.net...`
SOA	1	`auth.roch.ny.frontiernet.net hostmaster.`

Analysis

IP Addresses

frontiersdsl.com has exactly one IP address — 50.121.73.121.

frontieronlinepromos.com, experiencefrontier.com, youcangetbsfromfrontier.com plus two other host names have IP numbers in common with frontiersdsl.com.

Name Servers

DNS delegation for frontiersdsl.com uses 6 name servers, among them auth.frontiernet.net, auth.larc.ca.frontiernet.net and auth.lkvl.mn.frontiernet.net, with three others.

frontiersdsl.com partially shares its NS delegation with several other domains, including 2.37.65.in-addr.arpa, 156.181.47.in-addr.arpa, 185.32.74.in-addr.arpa and two others.

These name servers tend to appear together with the name servers auth.roch.ny.frontiernet.net, auth.asbn.va.frontiernet.net and auth.dlls.pa.frontiernet.net, plus two others.

Host names pointing to two IP addresses:

auth.frontiernet.net has two IP addresses: 74.40.74.20 and 2001:1960::20.

auth.larc.ca.frontiernet.net has two IP addresses: 47.177.156.179 and 2606:4e80:7:130:400::179.

auth.lkvl.mn.frontiernet.net has two IP addresses: 47.177.156.179 and 2606:4e80:7:130:400::179.

auth.roch.ny.frontiernet.net has two IP addresses: 50.48.212.201 and 2001:1960:20:1030:400::201.

auth.dlls.pa.frontiernet.net has two IP addresses: 74.40.74.20 and 2001:1960::20.

auth.asbn.va.frontiernet.net has two IP addresses: 74.46.42.179 and 2001:1960:20:2030:400::179.

Host names pointing to 2001:1960::20 IP addresses: auth.frontiernet.net and auth.dlls.pa.frontiernet.net.

Host names pointing to 74.40.74.20 IP addresses: auth.frontiernet.net and auth.dlls.pa.frontiernet.net.

Host names pointing to 2606:4e80:7:130:400::179 IP addresses: auth.larc.ca.frontiernet.net and auth.lkvl.mn.frontiernet.net.

Host names pointing to 47.177.156.179 IP addresses: auth.larc.ca.frontiernet.net and auth.lkvl.mn.frontiernet.net.