rdkarch.com - dns.ninja

`rdkarch.com`

DNSSEC	⚠️ Not signed
A	198.49.23.144^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
NS	`ns55.worldnic.com` ⭐
		A	162.159.26.165^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns56.worldnic.com`
		A	162.159.27.8^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`server4.btsus.com` ⭐
		A	100.33.40.84^{🇺🇸 AS701100.33.0.0/16 MCI Communications Services, LLC d/b/a Verizon Business}
			PTR	`bts12.netny.com`
			PTR	`server4.netny.com`
		A	207.237.154.212^{🇺🇸 RCN-AS207.237.154.208/28}
			PTR	`bts25.btsus.com`
			PTR	`server4.btsus.com`
MX	`server4.netny.com`⁽²⁰⁾
		A	100.33.40.84^{🇺🇸 AS701100.33.0.0/16 MCI Communications Services, LLC d/b/a Verizon Business}
			PTR	`bts12.netny.com`
			PTR	`server4.netny.com`
MX	`bts12.btsus.com`⁽³⁰⁾
		A	207.237.154.216^{🇺🇸 RCN-AS207.237.154.208/28}
			PTR	`bts12.btsus.com`
MX	`bts12.netny.com`⁽⁴⁰⁾
		A	66.85.72.43^{🇺🇸 JOES-166.85.72.0/21 Joe's Datacenter, LLC}
			PTR	`bts12.netny.com`
TXT	`v=spf1 ip4:207.237.154.211 ip4:207.237.154.212 ip4:100.33.40.83 ip4:100.33.40...`
SOA	`NS55.WORLDNIC.com`namehost@WORLDNIC.com serial=126041420

`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=1786212114

Same first word

rdkarch.com

DNS History

11 records (10 active, 1 former)

●NSns55.worldnic.com2015-08-03 → 2026-08-08 · 2 obs

● 2015-08-03 21:14:34
● 2026-08-08 18:11:14

●NSns56.worldnic.com2015-08-03 → 2026-08-08 · 2 obs

● 2015-08-03 21:14:34
● 2026-08-08 18:11:14

●MXbts12.btsus.com2015-08-03 → 2026-08-08 · 2 obs

● 2015-08-03 21:14:34
● 2026-08-08 18:11:14

●MXbts12.netny.com2015-08-03 → 2026-08-08 · 2 obs

● 2015-08-03 21:14:34
● 2026-08-08 18:11:14

●MXserver4.btsus.com2015-08-03 → 2026-08-08 · 2 obs

● 2015-08-03 21:14:34
● 2026-08-08 18:11:14

●MXserver4.netny.com2015-08-03 → 2026-08-08 · 2 obs

● 2015-08-03 21:14:34
● 2026-08-08 18:11:14

●A198.185.159.1442020-01-11 → 2026-08-08 · 3 obs

○ 2017-02-18 19:23:08
● 2020-01-11 09:39:12
● 2026-08-08 18:11:14

●A198.185.159.1452020-01-11 → 2026-08-08 · 3 obs

○ 2017-02-18 19:23:08
● 2020-01-11 09:39:12
● 2026-08-08 18:11:14

●A198.49.23.1442020-01-11 → 2026-08-08 · 3 obs

○ 2017-02-18 19:23:08
● 2020-01-11 09:39:12
● 2026-08-08 18:11:14

●A198.49.23.1452020-01-11 → 2026-08-08 · 3 obs

○ 2017-02-18 19:23:08
● 2020-01-11 09:39:12
● 2026-08-08 18:11:14

○A207.237.154.2202015-08-03 → 2017-02-18 · 4 obs

● 2015-08-03 21:14:34
● 2017-02-18 19:23:08
○ 2020-01-11 09:39:12
○ 2026-08-08 18:11:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rdkarch.com	ns55.worldnic.com, ns56.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.165

NS records: ns55.worldnic.com, ns56.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rdkarch.com (unsigned zone)

⏱️ Timing

Total: 340ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.185.159.144, 198.49.23.145...`
NS	2	`ns56.worldnic.com, ns55.worldnic.com`
MX	4	`server4.netny.com (pri: 20), server4.btsus.com (pri: 10)...`
TXT	1	`v=spf1 ip4:207.237.154.211 ip4:207.237.1`
SOA	1	`NS55.WORLDNIC.com namehost.WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns55.worldnic.com, ns56.worldnic.com)

Analysis

IP Addresses

rdkarch.com points to the four IP addresses 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

Among the host names that share IP numbers with rdkarch.com are jankogroup.us, musicathome.ca, cafkline.com and two others.

Name Servers

rdkarch.com uses two name servers for its delegation: ns55.worldnic.com and ns56.worldnic.com.

rdkarch.com has the same name server delegation as a number of other domains, such as fishking.us, an0.net, buckleyschool.org and two more.

ns55.worldnic.com → 162.159.26.165 and ns56.worldnic.com → 162.159.27.8: one IP number per host name.

Mail Servers

The four mail servers for rdkarch.com are bts12.btsus.com, server4.btsus.com, bts12.netny.com and server4.netny.com.

rdkarch.com shares at least some of its mail servers with other domains — for example bsenvironmental.com, studio-eleven.com, sonnyelectric.com and two more.

It is common to find these mail servers paired with the mail servers bts30.btsus.com.

Hosts with two IP numbers each:

server4.btsus.com directs traffic to 100.33.40.84 and 207.237.154.212.

Hosts that resolve to one IP address:

bts12.btsus.com has the IP address 207.237.154.216.

bts12.netny.com has the IP address 66.85.72.43.

server4.netny.com has the IP address 100.33.40.84.

Both server4.btsus.com and server4.netny.com resolve to 100.33.40.84 IP addresses each.