`sciencewriters.us`

DNSSEC	⚠️ Not signed
A	108.160.159.163^{🇺🇸 PRIVATESYSTEMS108.160.156.0/22 PrivateSystems Networks WA}
		PTR	`nasw2.sciencewriters.us`
NS	`ns1.sciencewriters.us` ⭐
		A	108.160.159.163^{🇺🇸 PRIVATESYSTEMS108.160.156.0/22 PrivateSystems Networks WA}
			PTR	`nasw2.sciencewriters.us`
NS	`ns2.he.net`
		A	2001:470:200::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns2.he.net`
		A	216.218.131.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns2.he.net`
NS	`ns2.sciencewriters.us`
		A	108.160.159.197^{🇺🇸 PRIVATESYSTEMS108.160.156.0/22 PrivateSystems Networks WA}
NS	`ns3.he.net`
		A	2001:470:300::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns3.he.net`
		A	216.218.132.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns3.he.net`
NS	`ns4.he.net`
		A	2001:470:400::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns4.he.net`
		A	216.66.1.2^{🇺🇸 HURRICANE216.66.0.0/19 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns4.he.net`
NS	`ns5.he.net`
		A	2001:470:500::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns5.he.net`
		A	216.66.80.18^{🇺🇸 HURRICANE216.66.80.0/20 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns5.he.net`
MX	`nasw1.sciencewriters.us` ⭐
		A	207.58.141.82^{🇺🇸 LEASEWEB-US207.58.128.0/18 Leaseweb USA, Inc.}
			PTR	`nasw1.sciencewriters.us`
TXT	`v=spf1 +a +mx +ip4:108.160.159.163 +ip4:108.160.159.197 +ip4:207.58.141.82 +i...`
SOA	`ns1.sciencewriters.us`cybrarian@nasw.org 2026-03-15 #1

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1776881967

Previously MX for

nasw.org

sciencewriters.us

wcsj2017.org

Subdomains

nasw2.sciencewriters.us

mail.sciencewriters.us

ns1.sciencewriters.us

www.sciencewriters.us

nasw1.sciencewriters.us

ns2.sciencewriters.us

Same first word

sciencewriters.com

sciencewriters.it

sciencewriters.us

sciencewriters.net

sciencewriters.co.uk

sciencewriters.ca

DNS History

11 records (8 active, 3 former)

●NSns1.sciencewriters.us2015-06-05 → 2026-04-22 · 2 obs

● 2015-06-05 06:58:58
● 2026-04-22 18:29:06

○NSns1.twisted4life.com2015-06-05 → 2016-02-08 · 4 obs

● 2015-06-05 06:58:58
● 2016-02-08 20:26:06
○ 2016-05-03 09:34:18
○ 2026-04-22 18:29:06

●NSns2.he.net2016-05-03 → 2026-04-22 · 3 obs

○ 2016-02-08 20:26:06
● 2016-05-03 09:34:18
● 2026-04-22 18:29:06

●NSns2.sciencewriters.us2015-06-05 → 2026-04-22 · 2 obs

● 2015-06-05 06:58:58
● 2026-04-22 18:29:06

●NSns3.he.net2016-05-03 → 2026-04-22 · 3 obs

○ 2016-02-08 20:26:06
● 2016-05-03 09:34:18
● 2026-04-22 18:29:06

●NSns4.he.net2016-05-03 → 2026-04-22 · 3 obs

○ 2016-02-08 20:26:06
● 2016-05-03 09:34:18
● 2026-04-22 18:29:06

●NSns5.he.net2016-05-03 → 2026-04-22 · 3 obs

○ 2016-02-08 20:26:06
● 2016-05-03 09:34:18
● 2026-04-22 18:29:06

●MXnasw1.sciencewriters.us2026-02-16 → 2026-04-22 · 3 obs

○ 2017-01-01 19:47:52
● 2026-02-16 04:39:44
● 2026-04-22 18:29:06

○MXsciencewriters.us2015-06-05 → 2017-01-01 · 4 obs

● 2015-06-05 06:58:58
● 2017-01-01 19:47:52
○ 2026-02-16 04:39:44
○ 2026-04-22 18:29:06

●A108.160.159.1632026-02-16 → 2026-04-22 · 3 obs

○ 2017-01-01 19:47:52
● 2026-02-16 04:39:44
● 2026-04-22 18:29:06

○A207.58.166.2392015-06-05 → 2017-01-01 · 4 obs

● 2015-06-05 06:58:58
● 2017-01-01 19:47:52
○ 2026-02-16 04:39:44
○ 2026-04-22 18:29:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	m.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us...	-
sciencewriters.us	ns1.sciencewriters.us, ns4.he.net, ns2.sciencewriters.us, ns3.he.net...	2 records

✅ Authoritative Response

Server:108.160.159.163

NS records: ns1.sciencewriters.us, ns4.he.net, ns2.sciencewriters.us, ns3.he.net, ns2.he.net, ns5.he.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sciencewriters.us (unsigned zone)

⏱️ Timing

Total: 754ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`108.160.159.163`
NS	6	`ns3.he.net, ns4.he.net...`
MX	1	`nasw1.sciencewriters.us (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:108.160.159.163 +ip4:`
SOA	1	`ns1.sciencewriters.us cybrarian.nasw.org`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns2.sciencewriters.us, ns1.sciencewriters.us)

Analysis

Hierarchy

sciencewriters.us is a parent of nasw2.sciencewriters.us, mail.sciencewriters.us, ns1.sciencewriters.us, www.sciencewriters.us, nasw1.sciencewriters.us and several other host names.

IP Addresses

sciencewriters.us points to a single IP number: 108.160.159.163.

Other host names, for instance sciencewriters.net, nasw2.sciencewriters.us, ns1.sciencewriters.us, www.sciencewriters.us and sciencewritersmeeting.org share IP numbers with sciencewriters.us.

Name Servers

sciencewriters.us is delegated to six name servers: ns2.he.net, ns3.he.net, ns4.he.net, ns5.he.net, ns1.sciencewriters.us and ns2.sciencewriters.us.

sciencewriters.us at least partially shares name servers with other domains, for instance pmmp.com.au, diveomedia.com, yesterdisk.com, ntcentauro.es and up-grade.pp.ua.

These name servers are commonly used with the name servers ns1.he.net.

Host names with two IP numbers: ns2.he.net points to 2001:470:200::2 and 216.218.131.2. ns3.he.net points to 2001:470:300::2 and 216.218.132.2. ns4.he.net points to 2001:470:400::2 and 216.66.1.2. ns5.he.net points to 2001:470:500::2 and 216.66.80.18.

Host names with one IP number: ns1.sciencewriters.us points to 108.160.159.163. ns2.sciencewriters.us points to 108.160.159.197.

Mail Servers

sciencewriters.us is handled by a single mail server, nasw1.sciencewriters.us.

sciencewriters.us uses the same mail server configuration as other domains, such as sciencewriters.com, nasw.org, sciencewriters.net, nasw2.sciencewriters.us and sciencewritersmeeting.org.

nasw1.sciencewriters.us points to a single IP: 207.58.141.82.

sciencewriters.us - robtex.com