103.197.28.0/22 - bgp.tools

103.197.28.0/22

Originated by AS63981
AS Name: Nova Technology Development (Hong Kong) Limited

Overview
Connectivity
Whois
DNS
Validation

Registered on: 1 Oct 2015 (10 years old)

Registered to: A9167A72 (apnic); [Transfer History]

Prefix status: Active, Allocated under APNIC

Size of prefix: 4 /24's

Upstreams

AS4637 - Telstra International Limited
AS21859 - Zenlayer Inc
AS6453 - TATA Communications (America) Inc

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description
	AS4637	Telstra International Limited
	AS21859	Zenlayer Inc
	AS6453	TATA Communications (America) Inc

Peers

	ASN	Description
	AS21859	Zenlayer Inc
	AS4637	Telstra International Limited
	AS6453	TATA Communications (America) Inc

inetnum:        103.197.28.0 - 103.197.31.255
netname:        NTDKB-SG
descr:          NOVA TECHNOLOGY DEVELOPMENT (HONG KONG) LIMITED (SINGAPORE BRANCH)
country:        SG
org:            ORG-NTDK2-AP
admin-c:        NTDK1-AP
tech-c:         NTDK1-AP
abuse-c:        AN2920-AP
status:         ALLOCATED PORTABLE
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-NTDKB-SG
mnt-routes:     MAINT-NTDKB-SG
mnt-irt:        IRT-NTDKB-SG
last-modified:  2023-04-21T01:46:19Z
source:         APNIC


organisation:   ORG-NTDK2-AP
org-name:       NOVA TECHNOLOGY DEVELOPMENT (HONG KONG) LIMITED (SINGAPORE BRANCH)
org-type:       LIR
country:        SG
address:        ********
phone:          ********
# Email removed, Log into bgp.tools to see whois emails/phone numbers
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:18:33Z
source:         APNIC

Last Update: 2026-06-05T03:25:33Z UTC

Remove auto generated reverse DNS entries

	Address	PTR
	103.197.28.41	smtp.missionhillsgroup.com.
	103.197.30.10	luften.tournal.eu.
	103.197.30.11	ritseh.tournal.eu.
	103.197.30.12	coppus.tournal.eu.
	103.197.30.13	obsta.tournal.eu.
	103.197.30.14	veeco.tournal.eu.
	103.197.30.15	dargin.tournal.eu.
	103.197.30.16	gniux.tournal.eu.
	103.197.30.17	uhsc.tournal.eu.
	103.197.30.18	seluas.tournal.eu.
	103.197.30.19	enddy.tournal.eu.
	103.197.30.20	hoenir.tournal.eu.
	103.197.30.21	hnbc.tournal.eu.
	103.197.30.22	peo.tournal.eu.
	103.197.30.23	arhar.tournal.eu.
	103.197.30.24	bedons.tournal.eu.
	103.197.30.25	herbal.tournal.eu.
	103.197.30.26	alliz.tournal.eu.
	103.197.30.27	soulev.tournal.eu.
	103.197.30.28	khanun.tournal.eu.
	103.197.30.29	fombe.tournal.eu.
	103.197.30.30	scuft.tournal.eu.
	103.197.30.31	kocic.tournal.eu.
	103.197.30.32	edokam.tournal.eu.
	103.197.30.33	junyan.tournal.eu.
	103.197.30.34	kochel.tournal.eu.
	103.197.30.35	uzrok.tournal.eu.
	103.197.30.36	xichu.tournal.eu.
	103.197.30.37	vabbe.tournal.eu.
	103.197.30.38	ibikes.tournal.eu.
	103.197.30.39	jornet.tournal.eu.
	103.197.30.40	mchoo.tournal.eu.
	103.197.30.41	wolco.tournal.eu.
	103.197.30.42	robaba.tournal.eu.
	103.197.30.43	ttyler.tournal.eu.
	103.197.30.44	ajtcw.tournal.eu.
	103.197.30.45	zvyk.tuitively.eu.
	103.197.30.46	orvyle.tuitively.eu.
	103.197.30.47	gnoffo.tuitively.eu.
	103.197.30.48	pukes.tuitively.eu.
	103.197.30.49	birk.tuitively.eu.
	103.197.30.50	vesa.tuitively.eu.
	103.197.30.51	ceglia.tuitively.eu.
	103.197.30.52	knouse.tuitively.eu.
	103.197.30.53	vrse.tuitively.eu.
	103.197.30.54	kidnay.tuitively.eu.
	103.197.30.55	afecto.tuitively.eu.
	103.197.30.56	rjets.tuitively.eu.
	103.197.30.57	salpai.tuitively.eu.
	103.197.30.58	plonki.tuitively.eu.
	103.197.30.59	mchess.tuitively.eu.
	103.197.30.60	remer.tuitively.eu.
	103.197.30.61	ropage.tuitively.eu.
	103.197.30.62	regitz.tuitively.eu.
	103.197.30.63	tebna.tuitively.eu.
	103.197.30.64	paqs.tuitively.eu.
	103.197.30.65	bram.tuitively.eu.
	103.197.30.66	jeenu.tuitively.eu.
	103.197.30.67	buyibi.tuitively.eu.
	103.197.30.68	surtid.tuitively.eu.
	103.197.30.69	svihl.tuitively.eu.
	103.197.30.70	banjos.tuitively.eu.
	103.197.30.71	bobera.tuitively.eu.
	103.197.30.72	emendi.tuitively.eu.
	103.197.30.73	raba.tuitively.eu.
	103.197.30.74	borret.tuitively.eu.
	103.197.30.75	dolle.tuitively.eu.
	103.197.30.76	libaek.tuitively.eu.
	103.197.30.77	twin.tuitively.eu.
	103.197.30.78	fuston.tuitively.eu.
	103.197.30.79	ciesta.tuitively.eu.
	103.197.30.80	otru.heritains.eu.
	103.197.30.81	omessi.heritains.eu.
	103.197.30.82	tearia.heritains.eu.
	103.197.30.83	federe.heritains.eu.
	103.197.30.84	putler.heritains.eu.
	103.197.30.85	qvang.heritains.eu.
	103.197.30.86	rdac.heritains.eu.
	103.197.30.87	hypper.heritains.eu.
	103.197.30.88	edines.heritains.eu.
	103.197.30.89	shuru.heritains.eu.
	103.197.30.90	vealer.heritains.eu.
	103.197.30.91	xhyb.heritains.eu.
	103.197.30.92	nitum.heritains.eu.
	103.197.30.93	ritab.heritains.eu.
	103.197.30.94	reseda.heritains.eu.
	103.197.30.95	thoma.heritains.eu.
	103.197.30.96	torva.heritains.eu.
	103.197.30.97	lengel.heritains.eu.
	103.197.30.98	nrca.heritains.eu.
	103.197.30.99	kerrig.heritains.eu.
	103.197.30.100	ghez.heritains.eu.
	103.197.30.101	khubar.heritains.eu.
	103.197.30.102	credle.heritains.eu.
	103.197.30.103	balfa.heritains.eu.
	103.197.30.104	tagpad.heritains.eu.
	103.197.30.105	jurada.heritains.eu.
	103.197.30.106	kerou.heritains.eu.
	103.197.30.107	ywsryx.heritains.eu.
	103.197.30.108	timar.heritains.eu.
	103.197.30.109	fefffa.heritains.eu.
	103.197.30.110	usarte.heritains.eu.
	103.197.30.111	gzient.heritains.eu.
	103.197.30.112	aimva.heritains.eu.
	103.197.30.113	muface.heritains.eu.
	103.197.30.114	altum.heritains.eu.
	103.197.30.115	lacos.seconclud.eu.
	103.197.30.116	bitoff.seconclud.eu.
	103.197.30.117	perkia.seconclud.eu.
	103.197.30.118	tenaga.seconclud.eu.
	103.197.30.119	isql.seconclud.eu.
	103.197.30.120	sambiu.seconclud.eu.
	103.197.30.121	pire.seconclud.eu.
	103.197.30.122	efekte.seconclud.eu.
	103.197.30.123	decalo.seconclud.eu.
	103.197.30.124	benwa.seconclud.eu.
	103.197.30.125	aptans.seconclud.eu.
	103.197.30.126	fdbfff.seconclud.eu.
	103.197.30.127	khachi.seconclud.eu.
	103.197.30.128	sbac.seconclud.eu.
	103.197.30.129	bukaua.seconclud.eu.
	103.197.30.130	asugm.seconclud.eu.
	103.197.30.131	unsift.seconclud.eu.
	103.197.30.132	ejolfs.seconclud.eu.
	103.197.30.133	kalmte.seconclud.eu.
	103.197.30.134	zobec.seconclud.eu.
	103.197.30.135	konev.seconclud.eu.
	103.197.30.136	bte.seconclud.eu.
	103.197.30.137	bozik.seconclud.eu.
	103.197.30.138	astaci.seconclud.eu.
	103.197.30.139	tavut.seconclud.eu.
	103.197.30.140	clro.seconclud.eu.
	103.197.30.141	negril.seconclud.eu.
	103.197.30.142	afhoud.seconclud.eu.
	103.197.30.143	bbned.seconclud.eu.
	103.197.30.144	ikayi.seconclud.eu.
	103.197.30.145	rent.seconclud.eu.
	103.197.30.146	speant.seconclud.eu.
	103.197.30.147	mirwys.seconclud.eu.
	103.197.30.148	kecky.seconclud.eu.
	103.197.30.149	marke.seconclud.eu.
	103.197.30.150	newus.scurviva.eu.
	103.197.30.151	gustai.scurviva.eu.
	103.197.30.152	iiiq.scurviva.eu.
	103.197.30.153	ffdmag.scurviva.eu.
	103.197.30.154	gusev.scurviva.eu.
	103.197.30.155	nuth.scurviva.eu.
	103.197.30.156	bylem.scurviva.eu.
	103.197.30.157	zyoku.scurviva.eu.
	103.197.30.158	bromus.scurviva.eu.
	103.197.30.159	matrac.scurviva.eu.
	103.197.30.160	jiaw.scurviva.eu.
	103.197.30.161	aigu.scurviva.eu.
	103.197.30.162	ygo.scurviva.eu.
	103.197.30.163	morken.scurviva.eu.
	103.197.30.164	umdat.scurviva.eu.
	103.197.30.165	gekho.scurviva.eu.
	103.197.30.166	deigns.scurviva.eu.
	103.197.30.167	dabeoc.scurviva.eu.
	103.197.30.168	elab.scurviva.eu.
	103.197.30.169	fteley.scurviva.eu.
	103.197.30.170	bjqysc.scurviva.eu.
	103.197.30.171	opelee.scurviva.eu.
	103.197.30.172	scta.scurviva.eu.
	103.197.30.173	bruman.scurviva.eu.
	103.197.30.174	bodho.scurviva.eu.
	103.197.30.175	begret.scurviva.eu.
	103.197.30.176	nimag.scurviva.eu.
	103.197.30.177	ansuh.scurviva.eu.
	103.197.30.178	exodus.scurviva.eu.
	103.197.30.179	osies.scurviva.eu.
	103.197.30.180	corain.scurviva.eu.
	103.197.30.181	anetra.scurviva.eu.
	103.197.30.182	jhtg.scurviva.eu.
	103.197.30.183	ueil.scurviva.eu.
	103.197.30.184	esquer.scurviva.eu.
	103.197.30.185	ccadd.preveragic.eu.
	103.197.30.186	linkea.preveragic.eu.
	103.197.30.187	expers.preveragic.eu.
	103.197.30.188	kurfi.preveragic.eu.
	103.197.30.189	watcha.preveragic.eu.
	103.197.30.190	palce.preveragic.eu.
	103.197.30.191	iishk.preveragic.eu.
	103.197.30.192	curdis.preveragic.eu.
	103.197.30.193	bitval.preveragic.eu.
	103.197.30.194	antea.preveragic.eu.
	103.197.30.195	tana.preveragic.eu.
	103.197.30.196	gosses.preveragic.eu.
	103.197.30.197	ncga.preveragic.eu.
	103.197.30.198	grema.preveragic.eu.
	103.197.30.199	earpa.preveragic.eu.
	103.197.30.200	eldib.preveragic.eu.
	103.197.30.201	mlgnmx.preveragic.eu.
	103.197.30.202	ublive.preveragic.eu.
	103.197.30.203	ravena.preveragic.eu.
	103.197.30.204	eyloe.preveragic.eu.
	103.197.30.205	inttex.preveragic.eu.
	103.197.30.206	hpskld.preveragic.eu.
	103.197.30.207	icbn.preveragic.eu.
	103.197.30.208	dapat.preveragic.eu.
	103.197.30.209	striae.preveragic.eu.
	103.197.30.210	gimu.preveragic.eu.
	103.197.30.211	ctvien.preveragic.eu.
	103.197.30.212	alev.preveragic.eu.
	103.197.30.213	chrys.preveragic.eu.
	103.197.30.214	mosty.preveragic.eu.
	103.197.30.215	anyes.preveragic.eu.
	103.197.30.216	badru.preveragic.eu.
	103.197.30.217	turm.preveragic.eu.
	103.197.30.218	quibus.preveragic.eu.
	103.197.30.219	tenuos.preveragic.eu.
	103.197.30.220	onsey.durabies.eu.
	103.197.30.221	yazeed.durabies.eu.
	103.197.30.222	tacqui.durabies.eu.
	103.197.30.223	mvhd.durabies.eu.
	103.197.30.224	hzzxyy.durabies.eu.
	103.197.30.225	ejupa.durabies.eu.
	103.197.30.226	searm.durabies.eu.
	103.197.30.227	xuyang.durabies.eu.
	103.197.30.228	gorsy.durabies.eu.
	103.197.30.229	nudden.durabies.eu.
	103.197.30.230	basap.durabies.eu.
	103.197.30.231	haclk.durabies.eu.
	103.197.30.232	renair.durabies.eu.
	103.197.30.233	faludi.durabies.eu.
	103.197.30.234	trao.durabies.eu.
	103.197.30.235	yhuh.durabies.eu.
	103.197.30.236	xugan.durabies.eu.
	103.197.30.237	neecie.durabies.eu.
	103.197.30.238	spwl.durabies.eu.
	103.197.30.239	abau.durabies.eu.
	103.197.30.240	theate.durabies.eu.
	103.197.30.241	whalm.durabies.eu.
	103.197.30.242	sennit.durabies.eu.
	103.197.30.243	dhreem.durabies.eu.
	103.197.30.244	pubm.durabies.eu.
	103.197.30.245	glawe.durabies.eu.
	103.197.30.246	lgte.durabies.eu.
	103.197.30.247	bidami.durabies.eu.
	103.197.30.248	binion.durabies.eu.
	103.197.30.249	iechao.durabies.eu.
	103.197.30.250	dornie.durabies.eu.
	103.197.30.251	sfefcu.durabies.eu.
	103.197.30.252	sillay.durabies.eu.
	103.197.30.253	wvm.durabies.eu.
	103.197.30.254	ofman.durabies.eu.

Data Age between: 2025-11-12T05:07:16Z UTC and 2024-12-27T10:23:56Z UTC

	A	DNS
	103.197.28.38	air.qiyouji.com
	103.197.28.111	*.goc888.direct.quickconnect.to ( 2 total...)
	103.197.28.179	online.work.gd
	103.197.28.252	lianqu.synology.me, lianqu.direct.quickconnect.to ( 4 total...)
	103.197.30.184	*.eduplaynas.direct.quickconnect.to ( 2 total...)

Last Update: 2026-05-30T22:53:46Z UTC

IRR Databases

IRR	Expected ASN
apnic	AS63981	Show Raw route: 103.197.28.0/22 origin: AS63981 descr: NOVA TECHNOLOGY DEVELOPMENT (HONG KONG) LIMITED (SINGAPORE BRANCH) 36 ROBINSON ROAD #13-01 CITY HOUSE mnt-by: MAINT-NTDKB-SG last-modified: 2024-03-08T02:03:15Z source: APNIC
radb	AS63981	Show Raw route: 103.197.28.0/22 origin: AS63981 descr: NOVA TECHNOLOGY DEVELOPMENT (HONG KONG) LIMITED (SINGAPORE BRANCH) mnt-by: MAINT-AS63981 changed: wisechao@msn.com 20230511 #01:51:38Z source: RADB last-modified: 2023-11-13T16:17:11Z

IRR

Expected ASN

apnic

AS63981

Show Raw

route:          103.197.28.0/22
origin:         AS63981
descr:          NOVA TECHNOLOGY DEVELOPMENT (HONG KONG) LIMITED (SINGAPORE BRANCH)
                36 ROBINSON ROAD #13-01 CITY HOUSE
mnt-by:         MAINT-NTDKB-SG
last-modified:  2024-03-08T02:03:15Z
source:         APNIC

radb

AS63981

Show Raw

route:          103.197.28.0/22
origin:         AS63981
descr:          NOVA TECHNOLOGY DEVELOPMENT (HONG KONG) LIMITED (SINGAPORE BRANCH)
mnt-by:         MAINT-AS63981
changed:        wisechao@msn.com 20230511  #01:51:38Z
source:         RADB
last-modified:  2023-11-13T16:17:11Z

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Upstreams

Upstreams

Peers

IRR Databases

RPKI Chain (Current origin: Valid)