`ns4.slashdevnull.net`

DNSSEC	⚠️ Not signed
A	23.25.144.194^{🇺🇸 COMCAST-IBONE23.24.0.0/15 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
		PTR	`master.slashdevnull.net`

`slashdevnull.net`

	DNSSEC	⚠️ Not signed
	A	2603:3016:17d8:4300:3e2d:9eff:2514:4197^{🇺🇸 AS133672603:3016::/32}
	A	23.25.144.197^{🇺🇸 COMCAST-IBONE23.24.0.0/15 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
	NS	`ns1.slashdevnull.net` ⭐
	NS	`ns2.slashdevnull.net`
	NS	`ns3.slashdevnull.net`
	NS	`ns4.slashdevnull.net` ⚠️ Not in zone NS records
	NS	`ns5.slashdevnull.net` ⚠️ Not in zone NS records
	NS	`ns6.slashdevnull.net` ⚠️ Not in zone NS records
	MX	`master.slashdevnull.net` ⭐
	TXT	`v=spf1 ip4:23.25.144.194/32 ip4:23.25.144.195/32 -all`
	SOA	`ns1.slashdevnull.net`hostmaster@slashdevnull.net serial=2016083410

NS for

slashdevnull.net

Same first word

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ns4.mycloudnas.com

ns4.is-a.dev

ns4.upsunapp.com

ns4.police.uk

ns4.mircloud.host

ns4.nl

ns4.uk

ns4.gov.rs

ns4.ie

ns4.mynascloud.com

ns4.dyndns.org

ns4.vg

ns4.pe.gov.br

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ns4.no

ns4.gov.mn

ns4.net

ns4.sinaapp.com

ns4.org

ns4.mediatech.by

ns4.alp1.ae.flow.ch

ns4.nhs.uk

ns4.de

ns4.ddns.net

ns4.siteleaf.net

ns4.uz

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ns4.yandexcloud.net

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ns4.jelastic.saveincloud.net

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ns4.gov.bh

ns4.fastly-edge.com

ns4.net.au

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ns4.nic.in

ns4.123hjemmeside.dk

ns4.com.br

ns4.fr

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ns4.co

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4ns.su

n4s.org

4ns.com

sn4.me

sn4.eu

4ns.de

4ns.co.uk

s4n.co

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s4n.ru

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n4s.net

n4s.de

s4n.cc

n4s.cn

4ns.ru

sn4.org

n4s.co.uk

4ns.eu

s4n.com.br

n4s.fi

4sn.com

4sn.nl

sn4.co.uk

n4s.us

n4s.pl

DNS History

1 record (1 active, 0 former)

●A23.25.144.1942026-03-18 → 2026-03-22 · 2 obs

● 2026-03-18 22:15:06
● 2026-03-22 13:57:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
slashdevnull.net	ns1.slashdevnull.net, ns2.slashdevnull.net, ns3.slashdevnull.net, ns4.slashdevnull.net...	6 records

✅ Authoritative Response

Server: 2603:3016:17d8:4301::1

NS records: ns1.slashdevnull.net, ns2.slashdevnull.net, ns3.slashdevnull.net, ns4.slashdevnull.net, ns5.slashdevnull.net, ns6.slashdevnull.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for slashdevnull.net (unsigned zone)

⏱️ Timing

Total: 323ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`23.25.144.194`

📌 Glue Records Collected

Total: 6

In-bailiwick: 6 (ns1.slashdevnull.net, ns2.slashdevnull.net, ns3.slashdevnull.net...)

Analysis

Name Server Role

For slashdevnull.net, ns4.slashdevnull.net is used as a name server.

ns1.slashdevnull.net, ns2.slashdevnull.net and ns3.slashdevnull.net are commonly used as name servers together with ns4.slashdevnull.net.

IP Addresses

ns4.slashdevnull.net points to a single IP number: 23.25.144.194.

Other host names like ns1.slashdevnull.net and master.slashdevnull.net share IP numbers with ns4.slashdevnull.net.

ns4.slashdevnull.net - robtex.com