`portableguide.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
		PTR	`ip-207-148-248-143.defastlink.net`
NS	`ns.buydomains.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`
NS	`this-domain-for-sale.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`

`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=1771291435

Same first word

portableguide.com

DNS History

6 records (3 active, 3 former)

●NSns.buydomains.com2026-03-11 → 2026-03-11 · 1 obs

● 2026-03-11 10:37:12

●NSthis-domain-for-sale.com2026-03-11 → 2026-03-11 · 1 obs

● 2026-03-11 10:37:12

○MXdev.null2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 08:34:48
○ 2015-06-01 03:01:26
○ 2026-03-11 10:37:12

●A207.148.248.1432015-10-21 → 2026-03-11 · 3 obs

○ 2015-06-01 03:01:26
● 2015-10-21 01:46:36
● 2026-03-11 10:37:12

○A208.254.26.1322008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 08:34:48
○ 2015-06-01 03:01:26
○ 2026-03-11 10:37:12

○A66.151.181.492015-06-01 → 2015-06-01 · 4 obs

○ 2008-03-19 08:34:48
● 2015-06-01 03:01:26
○ 2015-10-21 01:46:36
○ 2026-03-11 10:37:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net...	-
portableguide.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server: 52.4.207.204

NS records: ns.buydomains.com, this-domain-for-sale.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for portableguide.com (unsigned zone)

⏱️ Timing

Total: 245ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.148.248.143`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)

Analysis

IP Addresses

portableguide.com points to a single IP address: 207.148.248.143.

Other host names such as territoryonline.com, dbdoc.com, dapictures.com, billsmotorcycles.com and stafex.com share IP numbers with portableguide.com.

Name Servers

portableguide.com is delegated to two name servers: this-domain-for-sale.com and ns.buydomains.com.

portableguide.com uses the same name server setup as other domains, including elestea.com, canadianautomobile.com, saveoursisters.com, heladera.com and audiolead.com.

portableguide.com shares name servers with other domains, at least partially; for example simplygarments.com and humblehealings.com.

Host names sharing a single IP: this-domain-for-sale.com and ns.buydomains.com point to 52.20.26.87.

portableguide.com - robtex.com