developerman.net - dns.ninja

developerman.net

DNSSEC⚠️ Not signed
A2001:e42:102:1516:160:16:80:61🇯🇵 SAKURA-B2001:e40::/30 SAKURA Internet Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka 530-0011, JAPAN
PTR160.16.80.61.v6.sakura.ne.jp
A160.16.80.61🇯🇵 SAKURA-B160.16.0.0/17 SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan
NSns11.value-domain.com ⭐ ⚠️ Not in parent delegation
A172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns1.value-domain.com ⚠️ Not in zone NS records
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns12.value-domain.com ⚠️ Not in zone NS records
A172.64.53.86🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.53.188🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns13.value-domain.com ⚠️ Not in zone NS records
A172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.value-domain.com ⚠️ Not in parent delegation
A172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXdeveloperman.net ⭐
A2001:e42:102:1516:160:16:80:61🇯🇵 SAKURA-B2001:e40::/30 SAKURA Internet Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka 530-0011, JAPAN
PTR160.16.80.61.v6.sakura.ne.jp
A160.16.80.61🇯🇵 SAKURA-B160.16.0.0/17 SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan
PTRtk2-216-17557.vs.sakura.ne.jp
TXTv=spf1 ip4:160.16.80.61 ip6:2001:e42:102:1516:160:16:80:61 include:mxr.values...
SOAns1.value-domain.comhostmaster@developerman.net 2025-06-07 #22

net

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1784831042

MX for

developerman.net

Subdomains

null.developerman.net
mail.developerman.net

Same first word

developerman.net

DNS History

11 records (8 active, 3 former)

20162017201820192020202120222023202420252026NSns1.value-domain.comns11.value-domain.comns12.value-domain.comns13.value-domain.comns2.value-domain.comMXdeveloperman.netmail.developerman.netA160.16.80.612001:e42:102:1516:160:16:80:61153.120.7.58219.94.232.179
●NSns1.value-domain.com2015-06-23 → 2026-07-23 · 2 obs
● 2015-06-23 18:52:50
● 2026-07-23 18:54:08
●NSns11.value-domain.com2026-05-21 → 2026-07-23 · 3 obs
○ 2015-06-23 18:52:50
● 2026-05-21 03:26:30
● 2026-07-23 18:54:08
●NSns12.value-domain.com2026-05-21 → 2026-07-23 · 3 obs
○ 2015-06-23 18:52:50
● 2026-05-21 03:26:30
● 2026-07-23 18:54:08
●NSns13.value-domain.com2026-05-21 → 2026-07-23 · 3 obs
○ 2015-06-23 18:52:50
● 2026-05-21 03:26:30
● 2026-07-23 18:54:08
●NSns2.value-domain.com2015-06-23 → 2026-07-23 · 2 obs
● 2015-06-23 18:52:50
● 2026-07-23 18:54:08
●MXdeveloperman.net2026-05-21 → 2026-07-23 · 3 obs
○ 2018-09-13 07:04:04
● 2026-05-21 03:26:30
● 2026-07-23 18:54:08
○MXmail.developerman.net2015-06-23 → 2018-09-13 · 4 obs
● 2015-06-23 18:52:50
● 2018-09-13 07:04:04
○ 2026-05-21 03:26:30
○ 2026-07-23 18:54:08
○A153.120.7.582017-02-05 → 2018-09-13 · 5 obs
○ 2016-05-01 02:17:18
● 2017-02-05 17:33:52
● 2018-09-13 07:04:04
○ 2026-05-21 03:26:30
○ 2026-07-23 18:54:08
●A160.16.80.612026-05-21 → 2026-07-23 · 3 obs
○ 2018-09-13 07:04:04
● 2026-05-21 03:26:30
● 2026-07-23 18:54:08
●A2001:e42:102:1516:160:16:80:612026-05-21 → 2026-07-23 · 3 obs
○ 2018-09-13 07:04:04
● 2026-05-21 03:26:30
● 2026-07-23 18:54:08
○A219.94.232.1792015-06-23 → 2016-05-01 · 4 obs
● 2015-06-23 18:52:50
● 2016-05-01 02:17:18
○ 2017-02-05 17:33:52
○ 2026-07-23 18:54:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
developerman.netns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com-

✅ Authoritative Response

Server:172.64.52.98

NS records: ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for developerman.net (unsigned zone)

⏱️ Timing

Total: 758ms | Queries: -

📄 Records

TypeCountSample Data
A1160.16.80.61
AAAA12001:e42:102:1516:160:16:80:61
NS2ns2.value-domain.com, ns1.value-domain.com
MX1developerman.net (pri: 10)
TXT1v=spf1 ip4:160.16.80.61 ip6:2001:e42:102
SOA1ns1.value-domain.com hostmaster.develope

Analysis

Hierarchy

The parent domain of null.developerman.net and mail.developerman.net is developerman.net.

Mail Server Role

The MX record for developerman.net points back to developerman.net — it is its own mail server.

IP Addresses

developerman.net resolves to the IP addresses 160.16.80.61 and 2001:e42:102:1516:160:16:80:61

null.developerman.net, mail.developerman.net and 160.16.80.61.v6.sakura.ne.jp are examples of other host names that share IP numbers with developerman.net.

Name Servers

The authoritative name servers for developerman.net are ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com and two others.

developerman.net has at least partial name server overlap with other domains, such as keizai-shinpo.com, a07090939847.shop, cocos-store.jp and two others.

These name servers are routinely co-deployed with the name servers ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com and two others.

Hosts with two IP numbers each:

ns11.value-domain.com resolves to two addresses: 172.64.52.98 and 172.64.52.184.

ns12.value-domain.com resolves to two addresses: 172.64.53.86 and 172.64.53.188.

ns13.value-domain.com resolves to two addresses: 172.64.52.98 and 172.64.52.184.

Hosts that resolve to one IP address:

The hostname ns1.value-domain.com resolves to 172.64.52.38.

The hostname ns2.value-domain.com resolves to 172.64.53.3.

ns11.value-domain.com along with ns13.value-domain.com each resolve to 172.64.52.98 IP addresses.

ns11.value-domain.com along with ns13.value-domain.com each resolve to 172.64.52.184 IP addresses.

Mail Servers

The MX record for developerman.net points to a single mail server: developerman.net.

developerman.net has two IP addresses: 160.16.80.61 and 2001:e42:102:1516:160:16:80:61.