sciweb.org - dns.ninja
sciweb.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.172.26.30🇯🇵 DRNET202.172.24.0/21 | ||||||
| PTR | m29.coreserver.jp | ||||||
| NS | ns1.value-domain.com ⭐ | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.value-domain.com | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns3.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | sciweb.org ⭐ | ||||||
| A | 202.172.26.30🇯🇵 DRNET202.172.24.0/21 | ||||||
| PTR | m29.coreserver.jp | ||||||
| TXT | v=spf1 ip4:202.172.26.30 ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@sciweb.org 2020-08-26 #20 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1782745040 | ||||||
MX for
sciweb.org |
Same first word
sciweb.fr |
sciweb.net |
sciweb.com |
sciweb.cn |
sciweb.co.uk |
sciweb.ru |
sciweb.org |
sciweb.com.cn |
sciweb.de |
sciweb.com.br |
sciweb.at |
sciweb.ch |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.value-domain.com2015-07-18 → 2026-06-29 · 2 obs
● 2026-06-29 15:17:24
●NSns2.value-domain.com2015-07-18 → 2026-06-29 · 2 obs
● 2026-06-29 15:17:24
●NSns3.value-domain.com2026-02-21 → 2026-06-29 · 3 obs
● 2026-02-21 08:35:44
● 2026-06-29 15:17:24
●MXsciweb.org2015-07-18 → 2026-06-29 · 2 obs
● 2026-06-29 15:17:24
●A202.172.26.302015-07-18 → 2026-06-29 · 2 obs
● 2026-06-29 15:17:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| sciweb.org | ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com | - |
✅ Authoritative Response
Server:172.64.53.3
NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sciweb.org (unsigned zone)
⏱️ Timing
Total: 1622ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.172.26.30 |
| NS | 2 | ns1.value-domain.com, ns2.value-domain.com |
| MX | 1 | sciweb.org (pri: 10) |
| TXT | 1 | v=spf1 ip4:202.172.26.30 ~all |
| SOA | 1 | ns1.value-domain.com hostmaster.sciweb.o |
Analysis
Mail Server Role
sciweb.org is listed as a mail server for itself.
IP Addresses
sciweb.org resolves to one IP address: 202.172.26.30.
e38388e383aae383bce38390e383bce38381e38390e38383e382b0.269g.net, demekin.net, mania(0x787878).269g.net and two other host names share IP numbers with sciweb.org.
Name Servers
sciweb.org is delegated to three name servers: ns1.value-domain.com, ns2.value-domain.com and ns3.value-domain.com.
The name servers of sciweb.org overlap at least partially with those of other domains — among them ma2ya.in, marine-japan.net, nomoto.net and two more.
It is common to find these name servers alongside the name servers ns4.value-domain.com, ns5.value-domain.com, ns11.value-domain.com and two others.
Three hostnames, each with one IP address: ns1.value-domain.com points to 172.64.52.38, ns2.value-domain.com points to 172.64.53.3 and ns3.value-domain.com points to 172.64.52.38. Note that ns1.value-domain.com and ns3.value-domain.com share the same IP.
ns1.value-domain.com and ns3.value-domain.com are host names that each point to 172.64.52.38 IP addresses.
Mail Servers
Mail for sciweb.org is handled by one mail server — sciweb.org.
sciweb.org resolves to a single IP number: 202.172.26.30.