🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`linearposition.com`

DNSSEC	⚠️ Not signed
A	216.80.108.116^{🇺🇸 RCN-AS216.80.64.0/18 RCN-BLK-23 CHSL RCN Corporation 196 Van Buren Street Herndon, VA 20170 US}
		PTR	`216-80-108-116.il.subnet.cable.rcncustomer.com`
NS	`master.dns.rcn.net` ⭐
		A	207.172.3.5^{🇺🇸 RCN-AS207.172.0.0/16 RCN-BLK-2 RCN Corporation 650 College Road East Suite 3100 Princeton, NJ 08540 US}
			PTR	`master.dns.rcn.net`
NS	`auth1.dns.rcn.net`
		A	2610:80:0:102::44^{🇺🇸 RCN-AS2610:80:0:102::/64}
		A	2610:80:0:10e::20^{🇺🇸 RCN-AS2610:80:0:10e::/64}
		A	66.44.1.44^{🇺🇸 RCN-AS66.44.1.32/28}
		A	207.172.3.20^{🇺🇸 RCN-AS207.172.0.0/16 RCN-BLK-2 RCN Corporation 650 College Road East Suite 3100 Princeton, NJ 08540 US}
			PTR	`auth1.dns.rcn.net`
NS	`auth2.dns.rcn.net`
		A	2610:80:0:100::17^{🇺🇸 RCN-AS2610:80:0:100::/64}
			PTR	`auth2.dns.rcn.net`
		A	2610:80:0:101::120^{🇺🇸 RCN-AS2610:80:0:101::/64}
		A	207.172.11.14^{🇺🇸 RCN-AS207.172.11.0/26}
			PTR	`auth2.dns.rcn.net`
		A	207.237.14.120^{🇺🇸 RCN-AS207.237.14.112/28}
NS	`auth3.dns.rcn.net`
		A	2610:80:0:10e::21^{🇺🇸 RCN-AS2610:80:0:10e::/64}
		A	2610:80:80::153^{🇺🇸 RCN-AS2610:80:80::/64}
		A	207.96.3.153^{🇺🇸 RCN-AS207.96.3.0/24 RCN-BLK-1 ANY RCN Corporation 196 Van Buren Street Herndon, VA 20170 US}
		A	207.172.3.21^{🇺🇸 RCN-AS207.172.0.0/16 RCN-BLK-2 RCN Corporation 650 College Road East Suite 3100 Princeton, NJ 08540 US}
			PTR	`auth3.dns.rcn.net`
NS	`auth4.dns.rcn.net`
		A	2610:80:0:103::9^{🇺🇸 RCN-AS2610:80:0:103::/64}
		A	2610:80:0:10e::22^{🇺🇸 RCN-AS2610:80:0:10e::/64}
		A	24.155.96.100^{🇺🇸 GRANDE24.155.0.0/16 Grande Communications Networks, Inc. 401 Carlson Circle San Marcos, TX 78666 USA}
			PTR	`24-155-96-100.static.grandenetworks.net`
		A	207.172.3.22^{🇺🇸 RCN-AS207.172.0.0/16 RCN-BLK-2 RCN Corporation 650 College Road East Suite 3100 Princeton, NJ 08540 US}
			PTR	`auth4.dns.rcn.net`
		A	208.59.89.9^{🇺🇸 RCN-AS208.59.89.0/28}
MX	`vmail.mail.rcn.net` ⭐
		A	207.172.157.200^{🇺🇸 RCN-AS207.172.157.0/24}
MX	`spool.mail.rcn.net`⁽¹⁰⁾
		A	207.172.157.171^{🇺🇸 RCN-AS207.172.157.0/24}
		A	207.172.157.181^{🇺🇸 RCN-AS207.172.157.0/24}
SOA	`master.dns.rcn.net`hostmaster@rcn.com 2006-11-20 #1

`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=1794328176

Same first word

linearposition.com

Similar names

optionairlines.xyz

airlineoptions.xyz

airlineoptions.com

airlinesoption.xyz

Previous names

Next names

DNS History

8 records (8 active, 0 former)

●NSauth1.dns.rcn.net2015-07-02 → 2026-11-10 · 2 obs

● 2015-07-02 00:34:50
● 2026-11-10 16:38:00

●NSauth2.dns.rcn.net2015-07-02 → 2026-11-10 · 2 obs

● 2015-07-02 00:34:50
● 2026-11-10 16:38:00

●NSauth3.dns.rcn.net2015-07-02 → 2026-11-10 · 2 obs

● 2015-07-02 00:34:50
● 2026-11-10 16:38:00

●NSauth4.dns.rcn.net2015-07-02 → 2026-11-10 · 2 obs

● 2015-07-02 00:34:50
● 2026-11-10 16:38:00

●NSmaster.dns.rcn.net2015-07-02 → 2026-11-10 · 2 obs

● 2015-07-02 00:34:50
● 2026-11-10 16:38:00

●MXspool.mail.rcn.net2015-07-02 → 2026-11-10 · 2 obs

● 2015-07-02 00:34:50
● 2026-11-10 16:38:00

●MXvmail.mail.rcn.net2015-07-02 → 2026-11-10 · 2 obs

● 2015-07-02 00:34:50
● 2026-11-10 16:38:00

●A216.80.108.1162015-07-02 → 2026-11-10 · 2 obs

● 2015-07-02 00:34:50
● 2026-11-10 16:38:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net...	-
linearposition.com	auth3.dns.rcn.net, auth1.dns.rcn.net, auth2.dns.rcn.net, auth4.dns.rcn.net	-

✅ Authoritative Response

Server:207.172.3.21

NS records: auth3.dns.rcn.net, auth1.dns.rcn.net, auth2.dns.rcn.net, auth4.dns.rcn.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linearposition.com (unsigned zone)

⏱️ Timing

Total: 1052ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.80.108.116`
NS	4	`auth1.dns.rcn.net, auth4.dns.rcn.net...`
MX	2	`vmail.mail.rcn.net (pri: 0), spool.mail.rcn.net (pri: 10)`
SOA	1	`master.dns.rcn.net hostmaster.rcn.com`

Analysis

IP Addresses

linearposition.com resolves to just one IP address, 216.80.108.116.

Two other host names, along with numericaldisplays.com, machineaccuracy.com and retrofitdro.com, also share IP numbers with linearposition.com.

Name Servers

linearposition.com delegates to five name servers: auth1.dns.rcn.net, auth2.dns.rcn.net, auth3.dns.rcn.net and two others.

There is at least partial name server overlap between linearposition.com and other domains — 139.229.207.in-addr.arpa, 59.78.65.in-addr.arpa, sbo-nwt.ma.cable.rcncustomer.com and two more among them.

The name servers auth4.dns.rcn.net, master.dns.rcn.net and master.dns.erols.net are often found in combination with these name servers.

Host names directing to five IP addresses:

auth4.dns.rcn.net has four IP addresses — 24.155.96.100, 207.172.3.22, 208.59.89.9 and two others.

Host names that resolve to four IP numbers:

auth1.dns.rcn.net resolves to four IP addresses — 66.44.1.44, 207.172.3.20, 2610:80:0:102::44 and 2610:80:0:10e::20.

auth2.dns.rcn.net resolves to four IP addresses — 207.172.11.14, 207.237.14.120, 2610:80:0:100::17 and 2610:80:0:101::120.

auth3.dns.rcn.net resolves to four IP addresses — 207.96.3.153, 207.172.3.21, 2610:80:0:10e::21 and 2610:80:80::153.

Host names that point to one IP address:

The hostname master.dns.rcn.net resolves to 207.172.3.5.

Mail Servers

linearposition.com is served by two mail servers, spool.mail.rcn.net and vmail.mail.rcn.net.

Among the domains sharing a mail server setup with linearposition.com are linearfeedback.com, encodersrotary.com, positionencoders.com and two others.

There is at least a partial MX overlap between linearposition.com and other domains, including afglc.org, firstnationwidemgmt.com, broadcast-ip.news.rcn.net and two others.

These mail servers often co-occur with the mail servers nygard.news.rcn.net.

Host names that have two IP addresses:

spool.mail.rcn.net resolves to two addresses: 207.172.157.171 and 207.172.157.181.

Host names that point to one IP address:

The hostname vmail.mail.rcn.net resolves to 207.172.157.200.

linearposition.com - robtex.com